EP3030712B1 - Dispositif tendeur destiné à tendre une toile de formage d'une machine à papier - Google Patents

Dispositif tendeur destiné à tendre une toile de formage d'une machine à papier Download PDF

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Publication number
EP3030712B1
EP3030712B1 EP14741243.1A EP14741243A EP3030712B1 EP 3030712 B1 EP3030712 B1 EP 3030712B1 EP 14741243 A EP14741243 A EP 14741243A EP 3030712 B1 EP3030712 B1 EP 3030712B1
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EP
European Patent Office
Prior art keywords
wire
roll
tensioning
forming
arrangement according
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Active
Application number
EP14741243.1A
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German (de)
English (en)
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EP3030712A1 (fr
Inventor
Helmut Faix
Manfred DRABEK
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Voith Patent GmbH
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Voith Patent GmbH
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Priority to PL14741243T priority Critical patent/PL3030712T3/pl
Publication of EP3030712A1 publication Critical patent/EP3030712A1/fr
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Publication of EP3030712B1 publication Critical patent/EP3030712B1/fr
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    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F7/00—Other details of machines for making continuous webs of paper
    • D21F7/005—Wire-tensioning devices
    • 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

Definitions

  • the invention relates to an arrangement for tensioning a Formiersiebes a paper machine, in particular a wire or a Mehrlagenlangsiebes, for the production of multilayer fibrous webs, with an endless sieve forming forming fabric and a Formiersiebschreiblauf arranged tensioning device, which arranged a Siebumlenkwalze and a directly adjacent, relative to Siebumlenkwalze movable sieve tension roller, and arranged on both sides linear guides on which the Siebspannwalze is movably mounted in a traversing about a Verfahrwegrange and at least one linear guide drive for moving the Siebspannwalze, wherein the Formiersieb the Siebspannwalze and the Siebumlenkwalze partially wraps and between the Siebspannwalze and the Siebumlenkwalze a Formiersiebtrum forms, wherein one of the two rollers is disposed inside and outside of the screen loop.
  • the invention relates to a forming section of a paper machine, in particular a wire or a Mehrlagenlangsiebes.
  • the document WO2004 / 099493 A1 describes an apparatus for simultaneously tensioning and regulating the course of a string on the example of a press felt of a press section and a dryer wire of a dryer section. Both functions are fulfilled by a single roller. The sides of the roller are the same distance for tensioning the fabric, while influencing the course of the clothing is done by unilateral displacement of the roller.
  • the object is solved by the features of claim 1. It is proposed an arrangement for tensioning a Formiersiebes a paper machine, in particular a wire or a Mehrlagenlangsiebes, for the production of multi-layer fibrous webs, with an endless sieve loop forming screen and arranged in Formiersiebschreiblauf clamping device.
  • the clamping device comprises a Siebumlenkwalze and a directly adjacent arranged, relative to the Siebumlenkwalze movable sieve roller, and arranged on both sides linear guides on which the Siebspannwalze is mounted in a traversing by a Verfahrwegrange and at least one linear guide drive for moving the Siebspannwalze.
  • the forming fabric partially wraps around the screen tensioning roller and the screen deflection roller.
  • the linear guides and the travel path are arranged and dimensioned such that the course of the forming fabric defines a strand angle to the travel direction of less than 40 °, in particular less than 20 °, preferably less than 10 °, this strand angle being smaller during the clamping process is and that the linear guides and the Wegfahrrow are arranged and dimensioned so that the Siebspannwalze can be moved relative to the Siebumlenkwalze so that the course of Formiersiebtrums a Trumwinkel to the travel direction of greater than or equal to 70 °, preferably greater than or equal to 90 °.
  • the invention has on the one hand the advantage of a larger possible looping around the screen tensioning roller and the screen deflection roller through the forming screen and, on the other hand, the tensioning path can be dimensioned very large.
  • tension travel reserves for retightening upon the occurrence of stretching of the forming fabric after prolonged use are possible.
  • Particularly preferably, only one tensioning device is used for tensioning the forming fabric. This is made possible by the larger tension travel.
  • the forming wire wraps around the screen tension roller and the screen deflection roller S-shaped.
  • the forming fabric has a length of more than 25 m, in particular more than 35 m.
  • These large lengths are necessary in so-called Mehrlagenlangsieben in which the base layer, for example, the back of the multilayer web produced on the Mehrlagenlangsieb directly produced, that is dewatered on a dewatering section, and the other layers on separate, arranged on the Mehrlagenlangsieb further seven, which can also be designed as a wire mesh manufactured.
  • the layers produced on the further, consecutively arranged screens are successively puffed up onto the layers lying on the multilayer screen.
  • the tensioning device is preferably arranged below the dewatering section of the multilayer wire screen.
  • the forming fabric runs first on the Siebumlenkwalze and then on the Siebspannwalze. As a result, a spreading effect of the forming fabric is achieved.
  • the forming fabric runs at a ramp angle to the direction of travel of greater than 0 ° on the Siebumlenkwalze.
  • the looping of the wire tensioning roller and / or the wire deflection roller with the forming wire stretched is more than 120 °, in particular equal to or more than 150 °, preferably equal to or more than 170 °. This allows a larger clamping path, as well as the use of Siebumlenkwalze as drive roller. By this arrangement, large powers and torques can be transmitted.
  • the Siebumlenkwalze is fixed and has a drive.
  • the linear guides are arranged so that the travel direction in an angular range of + 40 ° to -40 °, in particular from + 20 ° to -20 °, preferably from + 10 ° to -10 ° to the horizontal.
  • This embodiment is particularly cost-effective, since at least parts of the clamping device can be mounted directly on the existing foundation rails.
  • the Siebumlenkwalze is preferably above the Siebspannwalze. As a result, an advantageous Formiersieb arrangement is possible.
  • the screen tensioning roller and the linear guides are arranged so that the largest, along the travel of Siebumlenkwalze adjusting distance of the centers of the Siebumlenkwalze and the Siebspannwalze, in an advantageous embodiment of the invention, at most the sum of the diameter of Siebspann- and the Siebumlenkwalze.
  • the screen tensioning roller is expediently arranged inside the screen loop.
  • the forming fabric has no seam.
  • the forming fabric becomes cheaper and the screen change takes less time.
  • the linear guides are designed with drive for moving the screen tensioning roller so that the displacement of the wire tensioning roller on both sides simultaneously, that is, simultaneously and in parallel takes place.
  • the Siebumlenkwalze and the Siebspannwalze are rotatably mounted on both sides each on their own consoles.
  • the consoles of Siebumlenkwalze be based, for example, on foundation rails and are designed cantilevered, so that the projecting part projects beyond the Siebspannwalze in the tensioned state of the tensioning device.
  • consoles of the screen tensioning roller are mounted on the linear guides, which in turn are fastened, for example, on foundation rails, and the console on the driver's side has at least one removable intermediate piece for carrying out a change of the forming screen.
  • the console on the driver's side has at least one removable intermediate piece for carrying out a change of the forming screen.
  • the Siebumlenkwalze and the Siebspannwalze are each rotatably mounted on both sides on a common console.
  • the brackets are preferably arranged in an angle range of + 40 ° to -40 °, in particular from + 20 ° to -20 °, preferably from + 10 ° to -10 ° to the horizontal and the linear guides the Siebspannwalze down to the consoles on drive and leader side hanging and the Siebumlenkwalze attached to the top of the consoles.
  • the substantially horizontal running parts of the brackets are each connected on a preferably vertical support with the foundation rails and preferably with vertically extending supports with the chair and the console on the leader side is connected via at least one removable intermediate piece to carry out a change of Formiersiebes with the carrier.
  • the forming fabric to be changed is passed through the gap created after removing the intermediate piece.
  • the weight of the screen tensioning roller is intercepted after removal of the intermediate piece via the support and preferably via an additional support.
  • the linear guides and the travel path are arranged and dimensioned so that the screen tensioning roller can be moved relative to the wire deflection roller so that the course of Formiersiebtrums a Trumwinkel to the travel direction of greater than or equal to 70 °, preferably greater than or equal to 90 °. This allows a simple Formiersieb creas.
  • the invention also relates to a forming section of a paper machine with an arrangement for clamping a forming fabric, wherein the arrangement is designed according to claim 1.
  • FIG. 1 shows a known embodiment of an arrangement for tensioning a long Formiersiebes 2, for example, a Mehrlagenlangsiebes.
  • the length of the forming fabric 2 is in this case 45 m.
  • the forming fabric 2 is tensioned by 2 clamping devices.
  • Each tensioning device comprises a tension roller lever 26, which is mounted at a pivot point 25 and carries a tension roller 24.
  • the forming fabric 2 is guided over a Siebumlenkwalze 23, not shown, and then over the two clamping devices and then again over a Siebspannwalze 23.
  • the wire tensioning rollers 24 are moved in the direction of the forming fabric 2. The longer the forming fabric, the more fixtures are necessary.
  • FIG. 2 shows a first embodiment of an inventive arrangement 1 for clamping a forming fabric 2 of a wire of a paper machine, wherein the forming fabric 2 has a length of 45 m. Such lengths often occur in so-called multi-ply long screens, which have for the production of multi-ply fibrous webs, with an endless sieve loop forming fabric 2.
  • the arrangement 1 with clamping device 4 is arranged in Formiersiebrückmoor.
  • the tensioning device 4 comprises a Siebumlenkwalze 5 and a directly adjacent arranged, relative to the Siebumlenkwalze 5 movable Siebspannwalze 6, and arranged on both sides linear guides 7 on which the screen tensioning roller 6 is movably mounted in a traversing direction 8 about a Verfahrwegrange and at least one linear guide drive 9 for moving the Siebspannwalze 6.
  • the Formierieb 2 wraps around the Siebspannwalze 6 and the Siebumlenkwalze 5 partially.
  • a Formiersiebtrum 10 is formed, wherein one of the two rollers 5,6 is disposed inside and outside the screen loop.
  • the linear guides 7 and the travel path are arranged and dimensioned such that the course of the Formiersiebtrums 10 a Trumwinkel 12 to the travel direction 8 of less than 40 °, in particular less than 20 °, preferably less than 10 °, said Trumwinkel 12 smaller during the clamping process becomes.
  • the Trumwinkel 12 is for purposes of illustration only in FIG. 3 marked and is in the in FIG. 2 shown arrangement about 0 °.
  • the single arrangement 1 is sufficient for tensioning the long forming fabric 2. This is made possible by the larger clamping distance compared to conventional clamping devices.
  • the extension of the Formiersiebes2, that is, the tension effect, is twice as large as the travel of the screen tensioning roller 6 during tensioning of the screen 2.
  • the Formiersieb 2 wraps around the Siebspannwalze 6 and the Siebumlenkwalze 5 S-shaped.
  • the wrap of the screen tensioning roller 6 and / or the Siebumlenkwalze 5, is, as in the example shown, with strained Formierieb more than 120 °, in particular equal to or more than 150 °, preferably equal to or more than 170 °.
  • the Siebumlenkwalze 5 is wrapped around 190 ° and the Siebspannwalze about 180 °.
  • the Siebumlenkwalze 5 is fixed and it is associated with a drive 14.
  • This arrangement allows a larger clamping path, as well as the use of Siebumlenkwalze 5 as drive roller. By this arrangement, large powers and torques can be transmitted.
  • the forming fabric 2 is therefore assigned only a single drive 14. In certain cases, the number of drives compared to known tensioning devices can be reduced.
  • the forming fabric 2 first runs on the Siebumlenkwalze 5 and then on the Siebspannwalze 6. As a result, a spreading effect of the forming fabric 2 is achieved.
  • the forming fabric is running at a ramp angle 13 of approximately 20 ° to the direction of travel 8 on the Siebumlenkwalze 5. Parallel directions are indicated by two parallel lines.
  • the linear guides 7 are arranged so that the direction of travel 8 in an angular range of + 40 ° to -40 °, in particular from + 20 ° to -20 °, preferably from + 10 ° to -10 ° to the horizontal.
  • This embodiment is particularly cost-effective, since at least parts of the clamping device 4 can be mounted directly on the existing foundation rails.
  • the Siebumlenkwalze 5 is above the Siebspannwalze 6. This makes this advantageous Formiersieb entry possible.
  • the screen tensioning roller 5 and the linear guides 7 are arranged so that the largest, along the travel of the Siebspannwalze 6 adjusting distance between the centers of the Siebumlenkwalze 5 and the Siebspannwalze 6, at most the sum of the diameter of Siebspann- 6 and the Siebumlenkwalze 5. Due to the close distance, the effectiveness in tensioning the Formieriebes 2 is improved in terms of travel.
  • the screen tension roller 6 is inside and the Siebumlenkwalze 5 is arranged outside the screen loop.
  • the Formiersieb 2 is seamless and therefore has no seam.
  • the forming fabric 2 is thereby cheaper and the screen change requires less time.
  • the linear guides 7 with drive 9 for moving the screen tensioning roller 6 are designed such that the displacement of the screen tensioning roller 6 takes place simultaneously, ie simultaneously and in parallel, on both sides.
  • the linear guide drives 9 are designed for example as a hydraulically driven Spindelhubgetriebe.
  • the Siebumlenkwalze 5 and the Siebspannwalze 6 are on both sides, that is on drive and on the guide side, each mounted on their own brackets 15, 16 rotatably.
  • the brackets 15 of the Siebumlenkwalze 5 are based for example on foundation rails and are designed projecting, so that the projecting part of the screen tensioning roller 6 in the tensioned state of the clamping device 4 projects beyond. During clamping, the screen tensioning roller 6 can thus be moved under the screen deflection roller 5.
  • the brackets 16 of the screen tensioning roller 6 are mounted on the linear guides 7, which in turn are mounted on foundation rails, for example.
  • the console 16 on the driver's side has two removable intermediate pieces 17 for performing a change of the forming fabric 2.
  • the screen tensioning roller 6 is moved to the right, so that the forming fabric 2ententspannt.
  • the forming fabric 2 to be changed is passed through the after-removal of the intermediate pieces gap during the screen change.
  • the weight of the wire tensioning roller is intercepted after removal of the intermediate piece on the above-lying Fung.
  • the linear guides 7 and the travel path are arranged and dimensioned so that the screen tensioning roller 6 can be moved relative to the Siebumlenkwalze 5 so that the course of Formiersiebtrums 10 a Trumwinkel 12 to the travel direction 8 of greater than or equal to 70 °, preferably greater than or equal to 90 ° is. This allows a simple Formiersieb creas.
  • FIG. 3 Now shows a second embodiment of an inventive arrangement 1 for clamping a forming fabric 2 of a wire of a paper machine, wherein the forming fabric 2 also has a length of 45 m. Such lengths often occur in so-called multi-ply long screens, which have for the production of multi-ply fibrous webs, with an endless sieve loop forming fabric 2.
  • the arrangement 1 with clamping device 4 is arranged in Formiersiebrückmoor.
  • the tensioning device 4 comprises a Siebumlenkwalze 5 and a directly adjacent arranged, relative to the Siebumlenkwalze 5 movable Siebspannwalze 6, as well as arranged on both sides linear guides 11 on which the Siebspannwalze 6 is mounted in a traversing direction 8 by a Verfahrwegrange and at least one linear guide drive 9 for the method of Sieve roller 6.
  • the Formierieb 2 wraps around the Siebspannwalze 6 and the Siebumlenkwalze 5 partially.
  • a Formiersiebtrum 10 is formed, wherein one of the two rollers 5,6 is disposed inside and outside the screen loop.
  • the linear guides 11 and the travel path are arranged and dimensioned such that the course of the Formiersiebtrums 10 a Trumwinkel 12 to the travel direction 8 of less than 40 °, in particular less than 20 °, preferably less than 10 °, said Trumwinkel 12 smaller during the clamping process becomes.
  • the single arrangement 1 is sufficient for tensioning the long forming fabric 2. This is made possible by the larger clamping distance compared to conventional clamping devices.
  • the extension of the Formieriebes 2, that is, the tension effect, is twice as large as the travel of the screen tensioning roller 6 during tensioning of the screen 2.
  • the Formiersieb 2 wraps around the Siebspannwalze 6 and the Siebumlenkwalze 5 S-shaped.
  • the wrap of the screen tensioning roller 6 and / or the Siebumlenkwalze 5, is, as in the example shown, with strained Formierieb more than 120 °, in particular equal to or more than 150 °, preferably equal to or more than 170 °.
  • the Siebumlenkwalze 5 approximately 180 ° and the Siebspannwalze looped about 170 °.
  • the Siebumlenkwalze 5 is fixed and it is associated with a drive 14.
  • This arrangement 1 allows a larger clamping path, as well as the use of Siebumlenkwalze 5 as drive roller. By this arrangement, large powers and torques can be transmitted.
  • the forming fabric 2 is assigned only a single drive 14. In certain cases, the number of drives compared to known tensioning devices can be reduced.
  • the forming fabric 2 first runs on the Siebumlenkwalze 5 and then on the Siebspannwalze 6. As a result, a spreading effect of the forming fabric 2 is achieved.
  • the Formiersieb runs at a ramp angle 13 of about 20 ° to the direction of travel 8 on the Siebumlenkwalze 5. Parallel directions are indicated by two parallel lines.
  • the linear guides 11 are arranged so that the direction of travel 8 in an angular range of + 40 ° to -40 °, in particular from + 20 ° to -20 °, preferably from + 10 ° to -10 ° to the horizontal.
  • This embodiment is particularly cost-effective, since at least parts of the clamping device 4 can be mounted directly on the existing foundation rails.
  • the Siebumlenkwalze 5 is above the Siebspannwalze 6. This makes this advantageous Formiersieb entry possible.
  • the screen tensioning roller 5 and the linear guides 7 are arranged so that the largest, along the travel of the Siebspannwalze 6 adjusting distance between the centers of the Siebumlenkwalze 5 and the Siebspannwalze 6, at most the sum of the diameter of Siebspann- 6 and the Siebumlenkwalze 5. Due to the close distance, the effectiveness in tensioning the Formieriebes 2 is improved in terms of travel.
  • the screen tension roller 6 is inside and the Siebumlenkwalze 5 is arranged outside the screen loop.
  • the Formiersieb 2 is seamless and therefore has no seam.
  • the forming fabric 2 is thereby cheaper and the screen change requires less time.
  • the linear guides 11 with drive 9 for moving the screen tensioning roller 6 are designed such that the displacement of the screen tensioning roller 6 takes place simultaneously, ie simultaneously and in parallel, on both sides.
  • the linear guide drives 9 are designed for example as a hydraulically driven Spindelhubgetriebe.
  • the Siebumlenkwalze and the Siebspannwalze are each rotatably mounted on both sides on a common bracket 18.
  • the brackets 18 are preferably arranged in an angular range of + 40 ° to -40 °, in particular from + 20 ° to -20 °, preferably from + 10 ° to -10 ° to the horizontal and the linear guides 11 of the screen tensioning roller 6 at the bottom of the Brackets 18 hanging on drive and driver side and the Siebumlenkwalze 5 attached to the top of the brackets 18.
  • the substantially horizontal running parts of the brackets 18 are each connected to a preferably perpendicular support with the foundation rails and preferably with vertically extending supports 19 with the chair.
  • the console 18 is connected on the leader side via at least one removable intermediate piece 21 for carrying out a change of the forming fabric 2 with the carrier 19.
  • the forming fabric to be changed is passed through the filter after changing the intermediate piece 21 gap when changing the screen.
  • the weight of the screen tensioning roller is intercepted after removal of the intermediate piece via the support and preferably via an additional support 22.
  • the linear guides 11 and the travel path are arranged and dimensioned so that the screen tensioning roller 6 relative to the Siebumlenkwalze 5 can be moved so that the course of the Formiersiebtrums 10 a Trumwinkel 12 to the travel direction of greater than or equal to 70 °, preferably greater than or equal to 90 ° , This allows a simple Formiersieb visual.
  • FIG. 4 shows the second embodiment accordingly FIG. 3 in a state in Formierieb catering, wherein the same reference numerals have been used for the corresponding elements.
  • the tension roller 6 was moved counter to the direction of the Formieriebes 2 by means of the linear guides 11.
  • the forming fabric 2 is relaxed.
  • the console 18 on the driver's side is supported by a support 22 before removing the intermediate piece 21.
  • the linear guides 11 extend over at least a portion of the horizontally arranged brackets 18, as well as on the support 19, so that in the relaxed state of the resultant by removing the intermediate piece 17 gap for leading out of the forming fabric 2 during the screen change is free.
  • the course of the Formiersiebtrums 10 has a Trumwinkel 12 to the travel direction 8 of about 90 °.
  • parallel directions are indicated by two parallel lines.

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  • Treatment Of Fiber Materials (AREA)
  • Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others (AREA)

Claims (16)

  1. Dispositif (1) pour tendre une toile de formage (2) d'une machine à papier, en particulier d'une toile longitudinale ou d'une toile longitudinale à plusieurs couches, pour la fabrication de bandes de matière fibreuse à plusieurs couches, avec une toile de formage (2) formant une boucle de toile sans fin et avec un dispositif tendeur (4) disposé dans le trajet de retour (3) de la toile de formage, comprenant un rouleau de déviation de toile (5) et un rouleau tendeur de toile (6) disposé à proximité directe et déplaçable par rapport au rouleau de déviation de toile (5), ainsi que des guides linéaires (7, 11) disposés de part et d'autre sur lesquels le rouleau tendeur de toile (6) est monté de façon déplaçable d'une course de déplacement dans une direction de déplacement (8) et au moins un entraînement de guide linéaire (9) pour déplacer le rouleau tendeur de toile (6), dans lequel la toile de formage (2) entoure partiellement le rouleau tendeur de toile (6) et le rouleau de déviation de toile (5) et forme un brin de toile de formage (10) entre le rouleau tendeur de toile (6) et le rouleau de déviation de toile (5), dans lequel un des deux rouleaux (5, 6) est disposé à l'intérieur et un est disposé à l'extérieur de la boucle de toile, dans lequel les guides linéaires (7, 11) et la course de déplacement sont disposés et dimensionnés de telle manière que le rouleau tendeur de toile (6) puisse être déplacé par rapport au rouleau de déviation de toile (5) de telle manière que l'allure du brin de toile de formage (10) forme avec la direction de déplacement un angle de brin (12) de moins de 40°, en particulier de moins de 20°, de préférence encore de moins de 10°, dans lequel cet angle de brin (12) diminue lors d'une opération de mise en tension, caractérisé en ce que les guides linéaires (7, 11) et la course de déplacement sont disposés et dimensionnés de telle manière que le rouleau tendeur de toile (6) puisse être déplacé par rapport au rouleau de déviation de toile (5), de telle manière que l'allure du brin de toile de formage (10) forme avec la direction de déplacement (8) un angle de brin (12) supérieur ou égal à 70°, de préférence supérieur ou égal à 90°.
  2. Dispositif selon la revendication 1, caractérisé en ce que la toile de formage (2) arrive d'abord sur le rouleau de déviation de toile (5) et ensuite sur le rouleau tendeur de toile (6).
  3. Dispositif selon la revendication 2, caractérisé en ce que la toile de formage (2) arrive sur le rouleau de déviation de toile (5) sous un angle d'arrivée (13) supérieur à 0° par rapport à la direction de déplacement (8).
  4. Dispositif selon l'une quelconque des revendications précédentes, caractérisé en ce que la plage de contact du rouleau tendeur de toile (6) et/ou du rouleau de déviation de toile (5) lorsque la toile de formage (2) est tendue vaut plus que 120°, en particulier est égale ou supérieure à 150°, de préférence est égale ou supérieure à 170°.
  5. Dispositif selon l'une quelconque des revendications précédentes, caractérisé en ce que le rouleau de déviation de toile (5) est stationnaire et possède un entraînement (14).
  6. Dispositif selon l'une quelconque des revendications précédentes, caractérisé en ce que les guides linéaires (7) sont disposés de telle manière que la direction de déplacement (8) s'étende dans une plage angulaire de +40° à -40°, en particulier de +20° à - 20°, de préférence de +10° à -10°, par rapport à l'horizontale.
  7. Dispositif selon l'une quelconque des revendications 1 à 6, caractérisé en ce que le rouleau de déviation de toile (5) est situé au-dessus du rouleau tendeur de toile (6).
  8. Dispositif selon l'une quelconque des revendications précédentes, caractérisé en ce que le rouleau tendeur de toile (6) est disposé à l'intérieur de la boucle de toile.
  9. Dispositif selon l'une quelconque des revendications précédentes, caractérisé en ce que la toile de formage (2) ne présente pas de couture.
  10. Dispositif selon l'une quelconque des revendications précédentes, caractérisé en ce que l'entraînement des guides linéaires (9) pour le déplacement du rouleau tendeur de toile (6) est configuré de telle façon que le déplacement du rouleau tendeur de toile (6) soit effectué simultanément sur les deux côtés.
  11. Dispositif selon l'une quelconque des revendications précédentes, caractérisé en ce que le rouleau de déviation de toile (5) et le rouleau tendeur de toile (6) sont montés de façon rotative sur les deux côtés, chacun sur des consoles propres (15, 16).
  12. Dispositif selon la revendication 11, caractérisé en ce que les consoles (16) du rouleau tendeur de toile (6) sont montées sur les guides linéaires (7) et la console (16) présente sur le côté du conducteur des pièces intermédiaires amovibles (17) pour l'exécution d'un échange de la toile de formage (2).
  13. Dispositif selon l'une quelconque des revendications 1 à 10, caractérisé en ce que le rouleau de déviation de toile (5) et le rouleau tendeur de toile (6) sont montés de façon rotative respectivement sur les deux côtés sur une console commune (18).
  14. Dispositif selon la revendication 13, caractérisé en ce que les consoles (18) sont disposées dans une plage angulaire de +40° à -40°, en particulier de +20° à -20°, de préférence de +10° à -10°, par rapport à l'horizontale, et les guides linéaires (11) du rouleau tendeur de toile (6) sont fixés en bas de façon suspendue aux consoles (18) et le rouleau de déviation de toile (5) est fixé en haut sur les consoles (18).
  15. Dispositif selon la revendication 13 ou 14, caractérisé en ce que les consoles (18) sont assemblées par un support (19) à la structure portante (20) et la console (19) est assemblée au support (19) sur le côté du conducteur par une pièce intermédiaire amovible (21) pour l'exécution d'un échange de la toile de formage (2) .
  16. Section de formage d'une machine à papier avec un dispositif (1) destiné à tendre une toile de formage (2), caractérisée en ce que le dispositif (1) est réalisé selon la revendication 1.
EP14741243.1A 2013-08-07 2014-07-11 Dispositif tendeur destiné à tendre une toile de formage d'une machine à papier Active EP3030712B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL14741243T PL3030712T3 (pl) 2013-08-07 2014-07-11 Urządzenie do napinania tkaniny formującej maszyny papierniczej

Applications Claiming Priority (2)

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DE102013215550 2013-08-07
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DE102005061088A1 (de) * 2005-12-21 2007-07-05 Voith Patent Gmbh Spann- und Regelwalze
CN2923789Y (zh) * 2006-04-27 2007-07-18 上海轻良实业有限公司 一种纸机湿部的支承构件
FI118479B (fi) * 2006-06-13 2007-11-30 Metso Paper Inc Menetelmä, nostin ja järjestely rainanmuodostuskoneessa olevan kudoksen vaihtamiseksi sekä vastaava rainanmuodostuskone
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EP2573262A1 (fr) * 2011-09-23 2013-03-27 Richard Meyer-Theilinger Dispositif de serrage d'une bande sans fin
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CN202595561U (zh) * 2012-04-11 2012-12-12 上海轻良实业有限公司 一种高速造纸机

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EP3030712A1 (fr) 2016-06-15

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