EP0619257B1 - Barre de retournement pour une bande de matière - Google Patents

Barre de retournement pour une bande de matière Download PDF

Info

Publication number
EP0619257B1
EP0619257B1 EP94103008A EP94103008A EP0619257B1 EP 0619257 B1 EP0619257 B1 EP 0619257B1 EP 94103008 A EP94103008 A EP 94103008A EP 94103008 A EP94103008 A EP 94103008A EP 0619257 B1 EP0619257 B1 EP 0619257B1
Authority
EP
European Patent Office
Prior art keywords
turning bar
slide
compressed
blowing
blowing openings
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
EP94103008A
Other languages
German (de)
English (en)
Other versions
EP0619257A3 (en
EP0619257A2 (fr
Inventor
Günther Eckert
Heinrich Grosshauser
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.)
Koenig and Bauer AG
Original Assignee
Koenig and Bauer Albert AG
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 Koenig and Bauer Albert AG filed Critical Koenig and Bauer Albert AG
Publication of EP0619257A2 publication Critical patent/EP0619257A2/fr
Publication of EP0619257A3 publication Critical patent/EP0619257A3/de
Application granted granted Critical
Publication of EP0619257B1 publication Critical patent/EP0619257B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

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
    • B65H23/00—Registering, tensioning, smoothing or guiding webs
    • B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
    • B65H23/32—Arrangements for turning or reversing webs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2406/00—Means using fluid
    • B65H2406/10—Means using fluid made only for exhausting gaseous medium
    • B65H2406/11—Means using fluid made only for exhausting gaseous medium producing fluidised bed
    • B65H2406/111—Means using fluid made only for exhausting gaseous medium producing fluidised bed for handling material along a curved path, e.g. fluidised turning bar
    • B65H2406/1115—Means using fluid made only for exhausting gaseous medium producing fluidised bed for handling material along a curved path, e.g. fluidised turning bar pivoting around an axis perpendicular to the axis of the guided material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2406/00—Means using fluid
    • B65H2406/10—Means using fluid made only for exhausting gaseous medium
    • B65H2406/12—Means using fluid made only for exhausting gaseous medium producing gas blast
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2406/00—Means using fluid
    • B65H2406/10—Means using fluid made only for exhausting gaseous medium
    • B65H2406/14—Means using fluid made only for exhausting gaseous medium with selectively operated air supply openings

Definitions

  • the invention relates to an adjustable turning bar for a material web according to the preamble of patent claim 1.
  • GB-A-2 256 188 describes a pivotable turning bar for deflecting a material web which has blowing openings which can be blown with blowing air.
  • the blow openings can be adjusted to a width of the web by means of a piston.
  • a turning bar carriage for turning a paper web with a sliding part arranged displaceably on two parallel guide spindles is known, at the end of which an L-shaped cross member is arranged and with a foldable one the ends of the slide part and cross member in the pivot bar held in pivot joints. Blown air is fed to the turning bar through an opening by means of a telescopic tube, which in turn flows out of openings arranged on the circumference of the turning bar against the paper web.
  • a disadvantage of this arrangement for folding a turning bar is that the air outlet openings previously required in the one position of a turning bar for guiding the paper web, arranged on the circumference of the turning bar in a different position of the turning bar, in which the paper web from a different direction, for. B. arrives arriving offset by 180 °, sometimes not needed and must therefore be closed to avoid a drop in compressed air.
  • the invention has for its object to provide an adjustable blowing turning bar for a web of material, preferably a paper web for printing presses, in which the blowing openings which are temporarily not required and are not wrapped around by a paper web and are arranged in the lateral surface of the turning bar can be closed.
  • the air outlet openings that are not currently required outside the bypassing of the paper web on the lateral surface of the turning bars are automatically closed solely by pivoting the turning bar on one side by an angle of 90 °, so that no additional effort is required.
  • the air outlet openings which are not required in each case can be closed with minimal effort regardless of the respective position of the turning bar. This also applies to quarter-wide paper webs.
  • FIG. 1 a longitudinal section through a turning bar according to the invention, generally designated 1, is shown in a plan view of a turning bar frame before an entry into a folder of a web-fed rotary printing press.
  • the turning bar 1 consists of a tube 2, which is closed at its two ends 3, 4 with non-positively and positively arranged end pieces 6, 7.
  • the tube 2 has a large number of air openings in its outer surface, which extend from a “rotation axis” 8 in the radial direction.
  • the air openings shown in FIG. 1, which face an indicated side frame 9, are designated 11, 12, 13, 14 and further air openings 16, 17, 18, 19 are shown in the tube 2, which face an indicated side frame 21.
  • the air openings 11 to 14 and 16 to 19 can be designed as bores each with a diameter a.
  • a cup-shaped slide 22 Arranged in the tube 2 is a cup-shaped slide 22 with the same profile, which can be displaced in the direction of the axis of rotation 8 with the same profile by an amount a.
  • It is the outer diameter of the slider 22 is dimensioned such that the slider 22 slides with its outer jacket surface 20 on the inner jacket 25 of the tube 2, that is to say that a slight frictional resistance must be overcome when the slide 22 is actuated in the tube 2.
  • the slider 22 has at its first end 23 a bottom 24 which bears on the first end piece 6.
  • a second open end 26 of the slide 22 abuts with its annular end face against the outer turn of a compression spring 27.
  • the second end of the compression spring 27 abuts the second end piece 7.
  • the second end piece 7 is adapted with its end 28 to the inner and outer diameter of the tube 2 and has in the vicinity of the axis of rotation 8 an axial air supply 29 which points in a direction remote from the turning rod and can be designed as a bore.
  • a second end 31 of the end piece 7 is positively and non-positively encompassed by the holder 32, which in turn is positively and non-positively connected via a swivel 33 to a turning bar holder 36 which can be displaced on a supporting spindle 34 (FIGS. 1 and 3).
  • the air supply 29 is connected via a hose 37 to a compressed air source, not shown.
  • the first end piece 6 is adapted with its first end 38 to the inside and outside diameter of the tube 2 and its second end 39 pointing in the direction remote from the turning rod is non-positively and positively via a swivel joint 41 connected to an approximately T-shaped turning bar holder 42, which in turn is displaceable on a support spindle 43.
  • the turning bar holder 42 has, on the side of the side frame 21 of the part 44 of the turning bar holder 42 facing the swivel joint 41, a control cam 46 arranged thereon in a non-positive and positive manner, which acts against a bolt 47 which is concentric with the axis of rotation 8 non-positive and positive is arranged on the bottom 24 of the sleeve 22 and projects laterally next to the swivel joint 41 through a bore in the first end 38 of the end piece 6.
  • the end of the control cam 46 facing the bolt 47 can be chamfered by 45 ° to an axially parallel horizontal 8, so that only when the turning bar 1 is pivoted by an angle of rotation ⁇ 1 of 45 ° between the axis of rotation 8 and the side frame 21 about the swivel 41 Axial displacement of the slide 22 takes place against the force of the compression spring 27 (Fig. 2).
  • the sleeve 22 has a number of air openings which are denoted by 48, 49, 50, 51 on the side of the turning bar 1 facing the side frame 9 and on the side of the turning bar 1 facing the side frame 21 by 54, 55, 56, 57 are designated.
  • the number of air openings 11 to 14 and 16 to 19 arranged in tube 2 corresponds to the number of air openings 48 to 51 and 54 to 57 arranged in sleeve 22.
  • Air openings 48 to 51 and 54 to 57 can also be circular and have a diameter a.
  • the bottom 24 of the sleeve 22 bears against the inside of the first end of the end piece 6.
  • FIG. 5 shows the arrangement of this and a further turning bar from a side view.
  • the turning bar 1 is shown with its turning bar holders 42, 36 in position III, ie the air outlet openings, not shown, are opened in the direction of the side frame 21, so that, for. B.
  • a half-width paper web, not shown, from the direction Carrier spindle 43 on the upper side near the side frame 9 is changed by 90 ° in its direction via a turning bar 58 arranged at an angle of 45 ° to the side frames 9, 21, then guided in the direction of side frame 21 and over the turning bar 1 by 90 ° in changed their direction and on the lower side near the side frame 21 in the direction of the support spindle 34 out of the turning bar frame. (Turn half a lane from side frame 9 to side frame 21). It goes without saying that in the turning bar 58 the air openings pointing in the direction of the side frame 9 are open.
  • the turning bar holders 42, 36 of the turning bar 1 are slidably guided in a lower plane on support spindles 43, 34 and turning bar holders 59, 61 of the turning bar 58 are guided in a second upper level on support spindles 62, 63 (FIG. 5).
  • All turning bar holder 36, 42; 59, 61 have a separate threaded bore 64, 66, 67, 68, each for receiving a threaded spindle 71, 72, 73, 74, which in turn is driven by a drive which is shown in FIG. 6.
  • the support spindles 43, 62 are each fixed to the side frame. Only the change in position of the turning bar 1 will be described below.
  • the turning bar 1 Due to the downward movement of the one turning bar holder 42 of the turning bar 1 on the supporting spindle 43 and the upward movement of the other turning bar holder 36 on the supporting spindle 34, the turning bar 1 is stretched and comes into the horizontal line shown in dashed lines Position II.
  • the support spindle 34 movably mounted in the side frames 9, 21 is brought into the position shown in dashed lines.
  • the turning bar 1 now assumes the position I.
  • the air openings facing the side frame 9 are opened and the air openings facing the side frame 21 are closed.
  • FIG. 6 and 7 show a drive of the displaceable turning bar holder 36 of the turning bar 1 on the supporting spindle 34.
  • the supporting spindles 34, 63 are mounted at their ends in sliding blocks, which in turn are displaceable in longitudinal guides fixed in the side frame. This is shown in FIG. 6 using the example of the support spindle 34, which is mounted with its end facing the side frame 21 in a sliding block 76 which is slidably displaceable in a longitudinal guide 77 arranged in a form-fitting manner on the inside of the side frame 21.
  • a toothed rack 78 is attached to a side wall of the longitudinal guide 77 and extends parallel to the entire length of the longitudinal guide 77.
  • a gear 79 is positively applied, which meshes with the rack 78.
  • the threaded spindle 71 is in engagement with the threaded bore 68 of the turning bar holder 36.
  • the end of the threaded spindle facing the side frame 21 71 protrudes through a longitudinal slot (not shown) through the side frame 21 and carries a toothed belt pulley 81.
  • the toothed belt pulley 81 is connected to an electric motor 83 via toothed belts 84, 86 via a toothed belt transmission 82 compensating for an axial offset.
  • the support spindle 63 and the threaded spindle 74 are assigned an identical drive at their ends facing the side frame 21, as shown in FIG. 6.
  • the ends of the support spindle 34 and threaded spindle 71 or the support spindle 63 and threaded spindle 74 facing the side frame 9 are each mounted in longitudinal guides (not shown) with sliding blocks which can be displaced therein.
  • the ends of the support spindles 43, 62 and the ends of the threaded spindles 72, 73 are each fixed in place in the side frames 9, 21.
  • the ends of the threaded spindles 72, 73 facing the side frame 21 are provided with a drive, e.g. B. electric motor.
  • the threaded spindles 71, 72 via the assigned gears (gears 82 is shown) or electric motors (stationary electric motor 83 is shown) moved in such a direction of rotation that the turning bar holder 42 moves on the supporting spindle 43 in the direction of the side frame 21 and the turning bar holder 36 moves on the supporting spindle 34 in the direction of the side frame 9 until the position I of the turning bar 1 according to FIG. 4 is reached.
  • the turning bar holder 36 describes a dashed semicircular curve 87.
  • the support spindles 34, 63 guided at both ends by means of gear wheels 79 in racks 78 are each moved synchronously during the movement of the support spindles 34, 63.
  • a turning bar which corresponds to the turning bar 58 in FIG. 4, which is equipped with a turning bar holder 59 which is displaceable on the supporting spindle 62 and has a swivel joint 41 at one end and the other End is connected via a bracket 32 and a pivot 33 to a turning bar holder 61 which is displaceable on the supporting spindle 63 (not shown).
  • the position of the turning bar 58 can also be changed, as has already been described for the turning bar 1.
  • the turning bar 58 is shown in accordance with the illustrations in FIGS. 8 to 10 in a position IV, which extends at an angle ⁇ 1 of 45 ° to a horizontal or position II.
  • the turning bar holder 59 which is likewise T-shaped, has on both sides on the side of the profile part 44 facing the swivel joint 41 each have a total of 88 and 89 control cams.
  • the control cam 88 is located on the side of the turning bar holder 59 facing the side frame 21 and is shown individually and enlarged in FIGS. 14 and 15.
  • the control cam 89 is located diametrically opposite the control cam 88. Both control cams 88, 89 are arranged parallel to one another and can be displaced on the turning bar holder 59 at right angles to an axis of rotation 92 of the support spindle 62.
  • an elongated hole 93 is provided in the control cam 88, 89, through which a screw 91 which can be fastened in the turning bar holder 59 engages.
  • the control cam 88, 89 has three curved control planes 94, 95, 96 running parallel to one another, each of which is spaced apart by a difference a, z. B. 5 mm, differ from each other, e.g. B. in their lifting height.
  • the turning bar 58 also has a tube 2, which is similar to the tube 2 shown in FIG. 1, which has the air openings 11 to 14 facing the side frame 9 and the air openings 16 to 19 facing the side frame 21.
  • the air openings 101, 102, 103, 104 of which are slit-shaped with a length of 2a and which each correspond to the air openings 11, 12, 13, 14 facing the side frame 9.
  • the length of 2a correspond to the air openings 16, 17, 18, 19 of the tube facing the side frame 21.
  • the diameter of a circular air opening in the tube 2 is at most a (about 5 mm), better a little less, e.g. B. a - x, where x includes a safety amount for sealing the air openings mentioned in the tube 2 and in the slide 98 to one another.
  • the amount x can e.g. B. 0.2 mm.
  • the pot-shaped slide 98 borders with its base 111 according to FIG.
  • Fig. 8 it is shown that the bottom 111 abuts the first end 116 of the shorter pin 113 and the second end 116 is non-positively connected to the lowest control level 94 of the control cam 88, so that the air openings 11, 101 and 12, 102 are open to each other so that a quarter-web-wide paper web 118 can be turned around this point of the turning bar 58.
  • Fig. 9 it is shown how the second end 116 of the pin 113 is connected to the central control plane 95 of the control cam 88, so that the air openings 11, 101 mentioned in FIG. 8; 12, 102 and also the air openings 13, 103 and 14, 104 are open to one another by the bolt 113 having moved the slider 98 by an amount a in the axial direction, so that a half-web-wide paper web 119 turns around this point of the turning bar 58 can be.
  • FIG. 10 shows how the second end 116 of the pin 113 is connected to the uppermost control plane 96, so that only the air openings 13, 103 and 14, 104 are open to one another, so that a paper web 118 which is a quarter of the width wide is on this point of the turning bar 58 can be turned (Fig. 14, 15).
  • the stroke length of the bolt 113 is equal to 2a.
  • the control level 94, 95, 96 can be selected by loosening the screw 91 and displacing the control cam 88 in the region of the elongated hole 93.
  • the distances e between the center lines of two hole-shaped air openings 13, 14 arranged in the tube 2 are equal to the distance between two slot-like air openings 103, 104 arranged on the slide 98.
  • the distance between the two from the center of the turning bar (each with a dash-dot line) is arranged adjacent to one another , slot-shaped air openings 107-108 and 102-103 is shorter in each case by an amount a compared to the other distances between the slot-shaped air openings 106-107 and 101-102 which are arranged adjacent to each other.
  • FIGS. 8 to 10 show a side view of a third exemplary embodiment of a drive for closing the air openings.
  • the turning bar 58 is in a position such as that shown in FIGS. 8 to 10.
  • a turning bar holder 59 is slidably arranged on a support spindle 62 and can be displaced in the axial direction of the spindles 62, 73 by means of a threaded spindle 73 running parallel thereto.
  • a motor 121 for. B. electric motor with connections not shown, the current position and thus the position of the drive can be determined by means of a potentiometer 122.
  • the motor 121 is non-positively and positively connected to a gear wheel 126 which meshes with an internal gear wheel 127 by means of a flexible drive shaft 123 which is passed through a bore 124 of the end piece 112 of the turning bar 58.
  • the internal gear 127 is firmly connected to the inner ring of a known needle bearing 128.
  • the outer ring of the needle bearing 128 is non-positively and positively connected to the inner jacket of the tube 2 of the turning bar 58, so that the inner gear 127 is also rotatably mounted.
  • control cams 134, 136 are operatively connected.
  • the control curves 134, 136 each extend from 0 ° to 180 ° or from 180 ° to 360 ° and are arranged uniformly to one another, ie they have the same slope.
  • the slide 133 is in the direction of its axis of rotation 8 by a maximum of five times a, ie by five times the diameter of an air opening in the direction of 16 of the spring 27, not shown, is movable.
  • the air openings can be axially displaced from 0 to five times a in that the ends of the bolts 131, 132 perform a rotational movement by a maximum of 180 o and thereby on the Drive along evenly rising curves 134, 136 and, as shown in FIGS. 8 to 13, there is an optional closing of the air openings that are not required.
  • a key 138 is arranged between the said parts of the tube 2.
  • a known pneumatically or hydraulically operated actuator can also be used.

Landscapes

  • Registering, Tensioning, Guiding Webs, And Rollers Therefor (AREA)
  • Replacement Of Web Rolls (AREA)
  • Delivering By Means Of Belts And Rollers (AREA)
  • Rotary Presses (AREA)

Claims (9)

  1. Barre de retournement tubulaire, avec sa cavité raccordée à une source d'air comprimé, et pivotant de 90°, destinée à des presses rotatives afin de retourner une bande de matériau, de préférence une bande de papier, selon laquelle la barre de retournement comporte des orifices de soufflage, du type buses, répartis régulièrement dans la zone servant à retourner la bande de papier et s'étendant dans le sens de l'axe longitudinal de la barre de retournement, pour la sortie d'air comprimé afin de former un coussin d'air entre la bande de papier et la barre de retournement, caractérisée en ce que la barre de retournement (1) comporte une première zone d'orifices de soufflage (11 à 14) du type buses et répartis régulièrement et une deuxième zone d'orifices de soufflage (16 à 19) du type buses et répartis régulièrement afin de former à chaque fois une zone, distincte de l'autre zone, d'orifices de soufflage (11 à 14 ; 16 à 19) du type buses et répartis régulièrement pour la sortie d'air comprimé, et en ce que, selon la position de pivotement (0° ; 90°) de la barre de retournement (1), la première ou la seconde zone d'orifices de soufflage (11 à 14 ; 16 à 19) peut être reliée ou séparée de la source d'air comprimé au moyen d'un élément coulissant (22 ; 98 ; 133) pouvant être actionné par des dispositifs de positionnement (46, 47 ; 27 ; 88, 113 ; 89, 114 ; 121, 123, 126, 127, 131, 132, 137, 134, 136).
  2. Barre de retournement tubulaire, avec sa cavité raccordée à une source d'air comprimé, et pivotant de 90°, selon la revendication 1, caractérisée en ce que la barre de retournement (1) est constituée d'un tube (2) qui comporte deux zones d'orifices de soufflage (11 à 14 ; 16 à 19) et sur la surface latérale intérieure (25) duquel un élément coulissant (22 ; 98 ; 133) muni de deux zones d'orifices de soufflage (48 à 51 ; 54 à 57 ; 101 à 104 ; 106 à 109) est adjacent avec friction et peut être déplacé axialement sélectivement au moyen de dispositifs de positionnement (46, 47 ; 27 ; 88, 113 ; 89, 114 ; 27 ; 121, 123, 126, 127, 131, 132, 137, 134, 136) au moins d'une distance (a) qui correspond au diamètre d'un orifice de soufflage, et en ce que les zones des orifices de soufflage (48 à 51 ; 54 à 57 ; 101 à 104 ; 106 à 109) de l'élément coulissant (22, 98, 113) peuvent être amenées à chevaucher ou fermer sélectivement les zones des orifices de soufflage (11 à 14 ; 16 à 19) du tube (2).
  3. Barre de retournement tubulaire, avec sa cavité raccordée à une source d'air comprimé, et pivotant de 90°, selon les revendications 1 et 2, caractérisée en ce qu'il est prévu comme dispositifs de positionnement (46, 47 ; 27) une came de commande (46) fixée sur le support de barre de retournement (42), en ce que la came de commande (46) est en liaison active avec un axe (47) agencé sur le fond (24) de l'élément coulissant (22) en forme de pot, en ce que l'élément coulissant (22) est agencé de manière à pouvoir effectuer, suite à un pivotement de la barre de retournement (1) d'un angle (α1, α2) de 90°, un mouvement axial d'une distance (a) du diamètre d'un orifice de soufflage à l'encontre de la force d'un ressort (27) qui s'appuie contre une butée (28).
  4. Barre de retournement tubulaire, avec sa cavité raccordée à une source d'air comprimé, et pivotant de 90°, selon les revendications 1 à 3, caractérisée en ce qu'il est prévu comme dispositifs de positionnement (88, 89, 113, 114, 27, 28) deux cames de commande (88, 89) réglables, agencées par force et de façon mécanique sur un support de barre de retournement (42), diamétralement opposées l'une à l'autre par rapport à un centre de rotation (41) de la barre de retournement (58), et comportant plusieurs plans de commande (94, 95, 96), en ce qu'une des cames de commande (88, 89) est en liaison active avec un des deux axes (113, 114) logés mobiles axialement, en ce que l'axe (113, 114) appuie contre un fond (111) de l'élément coulissant (98) en forme de pot, et en ce que l'élément coulissant (98) est agencé de manière à effectuer, lors du pivotement de la barre de retournement (58) d'un angle (α1, α2) de 90°, en fonction du plan de commande (94, 95, 96) choisi de la came de commande (88, 89) ainsi que de l'axe (113, 114), un mouvement axial à l'encontre de la force d'un ressort (27) s'appuyant contre une butée (7) d'une distance allant jusqu'à cinq fois un diamètre (a) d'un orifice de soufflage.
  5. Barre de retournement tubulaire, avec sa cavité raccordée à une source d'air comprimé, et pivotant de 90°, selon les revendications 1 à 2, caractérisée en ce qu'il est prévu comme dispositifs de positionnement (121, 123, 126, 129, 131, 132, 137, 134, 136) un entraînement motorisé (123, 126, 127) se trouvant dans une pièce terminale (112) de la barre de retournement (58), en ce qu'il est prévu des cames (131, 132) pouvant être déplacées par l'entraînement (123, 126, 127) sur une trajectoire circulaire, en ce que les cames (131, 132) coopèrent avec des cames de commande (134, 136) agencées sur la face frontale de l'élément coulissant (133) de telle sorte que l'élément coulissant (133) effectue à l'encontre de la force d'un ressort un mouvement axial d'une distance allant jusqu'à cinq fois un diamètre (a) d'un orifice de soufflage en fonction de la position de l'entraînement (121, 122, 123, 126, 127).
  6. Barre de retournement tubulaire, avec sa cavité raccordée à une source d'air comprimé, et pivotant de 90°, selon les revendications 1 à 5, caractérisée en ce que le nombre des orifices de soufflage (11 à 14, 16 à 19) du tube (2) correspond au nombre des orifices de soufflage (48 à 51, 54 à 57 ; 101 à 104, 106 à 109) de l'élément coulissant (22 ; 98, 133).
  7. Barre de retournement tubulaire, avec sa cavité raccordée à une source d'air comprimé, et pivotant de 90°, selon les revendications 1 à 4, caractérisée en ce que les orifices de soufflage (101 à 104, 106 à 109) situés dans l'élément coulissant (98 ; 133) sont construits en forme de fentes d'une longueur (2a) qui correspond au double du diamètre (a) d'un orifice de soufflage situé dans le tube (2).
  8. Barre de retournement tubulaire, avec sa cavité raccordée à une source d'air comprimé, et pivotant de 90°, selon les revendications 1 à 4, caractérisée en ce que les orifices de soufflage (101 à 104, 106 à 109) situés dans l'élément coulissant (98 ; 133) sont construits en forme de trous d'un diamètre qui correspond au double du diamètre (a) d'un orifice de soufflage situé dans le tube (2).
  9. Barre de retournement tubulaire, avec sa cavité raccordée à une source d'air comprimé, et pivotant de 90°, selon les revendications 1 à 6, caractérisée en ce que les orifices de soufflage (48 à 51, 54 à 57) situés dans l'élément coulissant (22) sont construits avec un diamètre (a) qui correspond au diamètre d'un orifice de soufflage situé dans le tube (2).
EP94103008A 1993-04-07 1994-03-01 Barre de retournement pour une bande de matière Expired - Lifetime EP0619257B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4311438A DE4311438C2 (de) 1993-04-07 1993-04-07 Wendestange für eine Materialbahn
DE4311438 1993-04-07

Publications (3)

Publication Number Publication Date
EP0619257A2 EP0619257A2 (fr) 1994-10-12
EP0619257A3 EP0619257A3 (en) 1995-11-08
EP0619257B1 true EP0619257B1 (fr) 1997-10-22

Family

ID=6484968

Family Applications (1)

Application Number Title Priority Date Filing Date
EP94103008A Expired - Lifetime EP0619257B1 (fr) 1993-04-07 1994-03-01 Barre de retournement pour une bande de matière

Country Status (5)

Country Link
US (1) US5520317A (fr)
EP (1) EP0619257B1 (fr)
JP (1) JPH072402A (fr)
DE (2) DE4311438C2 (fr)
RU (1) RU2132780C1 (fr)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2740070B1 (fr) * 1995-10-24 1998-01-09 Heidelberg Harris Sa Systeme de barre de retournement a pression differentielle
DE19541578C2 (de) * 1995-11-08 1997-08-21 Koenig & Bauer Albert Ag Wendestange
JP2000351500A (ja) * 1999-06-08 2000-12-19 Fuji Photo Film Co Ltd ウェブの無接触搬送装置
JP3075408B1 (ja) * 1999-08-16 2000-08-14 株式会社東京機械製作所 ターンバー部の自動紙通し装置
DE19959152A1 (de) * 1999-12-08 2001-06-13 Heidelberger Druckmasch Ag Einrichtung zur Führung von Materialbahnen in Rotationsdruckmaschinen
JP3382196B2 (ja) * 2000-01-05 2003-03-04 株式会社東京機械製作所 ウェブ紙位置調整装置
US6364247B1 (en) 2000-01-31 2002-04-02 David T. Polkinghorne Pneumatic flotation device for continuous web processing and method of making the pneumatic flotation device
US6820839B2 (en) * 2000-03-22 2004-11-23 Koenig & Bauer Aktiengesellschaft Angle bar assembly method for deviating a material web
DE10057886A1 (de) 2000-11-22 2002-05-23 Heidelberger Druckmasch Ag Wendestangenanordnung für bahnverarbeitende Rotationsdruckmaschinen
DE10112416C1 (de) * 2001-03-15 2002-10-02 Koenig & Bauer Ag Wendestange
DE10112415A1 (de) * 2001-03-15 2002-10-02 Koenig & Bauer Ag Wendestange
DE10115918B4 (de) * 2001-03-30 2006-03-23 Koenig & Bauer Ag Wendestange für eine Materialbahn
US6705220B2 (en) * 2001-06-22 2004-03-16 Heidelberger Druckmaschinen Ag Device for guiding a travelling web
DE10131272B4 (de) * 2001-06-28 2006-03-30 Koenig & Bauer Ag Wendevorrichtung
DE10131271B4 (de) * 2001-06-28 2006-06-22 Koenig & Bauer Ag Wendestangen
DE10137725C2 (de) * 2001-08-01 2003-09-18 Koenig & Bauer Ag Umlenkstange
US6994005B2 (en) 2002-03-01 2006-02-07 Energy Saving Products And Sales Corp. Apparatus for slitting, merging, and cutting a continuous paperweb
AU2003286098A1 (en) * 2002-10-19 2004-05-13 Koenig And Bauer Aktiengesellschaft Folder
US6796524B2 (en) * 2002-11-14 2004-09-28 Heidelberger Druckmaschinen Ag Reversible angle bar for a web printing press
DE10307992B4 (de) * 2003-02-25 2005-08-25 Maschinenfabrik Wifag Vorrichtung zum Umlenken einer Bahn und ein Verfahren zum Einrichten dieser Vorrichtung
US6948378B2 (en) * 2003-06-13 2005-09-27 The Procter & Gamble Company Method and apparatus for measuring tension in a moving web
US8413920B2 (en) * 2003-06-13 2013-04-09 The Procter & Gamble Company Method and apparatus for unwinding a roll of web material
US7311234B2 (en) * 2005-06-06 2007-12-25 The Procter & Gamble Company Vectored air web handling apparatus
US7694433B2 (en) 2005-06-08 2010-04-13 The Procter & Gamble Company Web handling apparatus and process for providing steam to a web material
DE102006013659A1 (de) * 2006-03-24 2007-09-27 Man Roland Druckmaschinen Ag Wendestange für Rotationsdruckmaschinen
DE102006050910A1 (de) * 2006-10-28 2008-05-21 Man Roland Druckmaschinen Ag Wendevorrichtung
US20080203131A1 (en) * 2007-02-26 2008-08-28 Mirek Planeta Film guiding assembly
DE102007040678A1 (de) * 2007-08-29 2009-03-05 Manroland Ag Wendestangeneinheit einer Rollendruckmaschine
DE102008035512B3 (de) * 2008-07-30 2009-12-03 Manroland Ag Wendeeinrichtung und damit ausgerüstete Druckmaschine
US8684298B2 (en) * 2008-09-09 2014-04-01 Hewlett-Packard Development Company, L.P. Turn-bar
US20110174916A1 (en) * 2009-09-18 2011-07-21 Goss International Americas, Inc. Air Bar with Independently Adjustable Plugs
US8235372B2 (en) * 2010-08-04 2012-08-07 Goss International Americas, Inc. Web guiding apparatus
CN108115927B (zh) * 2017-12-17 2021-01-12 圣大管业科技股份有限公司 一种新型pvc管材的加工系统

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1072080B (de) * 1959-12-24 Jageriberg-Werke Akt.-Ges., Düsseldorf Vorrichtung zum Ändern der Bewegungsrichtung laufender Bahnen aus Papier, Karton öd. dgl. in Rolllenschmeide- bzw. Wickelmaschinen oder anderen laufende Bahnen verarbeitenden Maschinen
US3599851A (en) * 1970-05-08 1971-08-17 Buckbee Mears Co Hydrodynamic turnover mechanisms
US4296773A (en) * 1979-02-12 1981-10-27 Walter Kidde & Company, Inc. Hydraulic selector valve having joy stick control
US4342335A (en) * 1980-10-23 1982-08-03 Koehring Company Hydraulic valve detent mechanism
DE3127872C2 (de) * 1981-07-15 1985-11-28 M.A.N.- Roland Druckmaschinen AG, 6050 Offenbach Wendestangenwagen
DE3215472C2 (de) * 1982-04-24 1984-02-23 M.A.N.- Roland Druckmaschinen AG, 6050 Offenbach Luftumspülte Wendestange
JPS60248555A (ja) * 1984-05-23 1985-12-09 Toppan Printing Co Ltd タ−ンバ−装置
DE4013229C1 (fr) * 1990-04-26 1991-11-07 Man Roland Druckmaschinen Ag, 6050 Offenbach, De
US5016801A (en) * 1990-08-28 1991-05-21 Industrial Label Corporation Multiple-ply web registration apparatus
DE4117094C2 (de) * 1991-05-25 1995-10-19 Heidelberger Druckmasch Ag Druckluftgespeiste Wendestange zur Umlenkung von Warenbahnen in Rotationsdruckmaschinen
US5233919A (en) * 1992-06-18 1993-08-10 Heidelberg Harris Gmbh Angle bar air regulating device for turning a web
EP0582927B1 (fr) * 1992-08-10 1997-11-19 KOENIG & BAUER-ALBERT AKTIENGESELLSCHAFT Barre de retournement pour des matériaux en bande
US5316199A (en) * 1992-09-18 1994-05-31 Rockwell International Corporation Adjustable angle bar assembly for a printing press

Also Published As

Publication number Publication date
EP0619257A3 (en) 1995-11-08
DE4311438C2 (de) 1997-06-19
JPH072402A (ja) 1995-01-06
DE4311438A1 (de) 1994-10-13
RU2132780C1 (ru) 1999-07-10
US5520317A (en) 1996-05-28
EP0619257A2 (fr) 1994-10-12
DE59404383D1 (de) 1997-11-27

Similar Documents

Publication Publication Date Title
EP0619257B1 (fr) Barre de retournement pour une bande de matière
EP0582927B1 (fr) Barre de retournement pour des matériaux en bande
DE10052015A1 (de) Bewegbarer Falzapparat und Falztrichteranordnung
EP0453869A1 (fr) Barres de retournement pour le guidage superposé de bandes
EP0907513B1 (fr) Agencement de barres de retournement
DE10223643A1 (de) Vorrichtung und Verfahren zum Führen einer Bahn während des Transports
DE4309704C1 (de) Offenend-Spinnvorrichtung
EP0553739B1 (fr) Dispositif pour régler les éléments de guidage de feuilles d'une rotative
DE9320281U1 (de) Wendestange für eine Materialbahn
DE4242606C2 (de) Einrichtung zum Verstellen von Bogenniederhaltern
EP2138436B1 (fr) Dispositif de centrage, de déplissage et/ou d'alignement d'une bande de marchandises déplacée et procédé correspondant
DE10202798B4 (de) Vorrichtung zum Verstellen von bahnführenden Walzen
EP2013127A1 (fr) Dispositif d'écartement de tronçons de voies ferrées
DE7704400U1 (de) Automatisches Lichtbogenschweißgerät
DE4311437C2 (de) Wendestange für eine Materialbahn
DE3919403C1 (en) Continuous strip guide frame - has rollers at entry and exit of frame, sepd. by further location frame
EP0519384A1 (fr) Dispositif de convoyeur avec des bandes de transport sans fin particulièrement pour des feuilles de papier ou similaires
DE19848519A1 (de) Vorrichtung zum Ausgleich der Vorschubbewegung einer Folienbahn
DE2155125C3 (de) Hubvorrichtung einer Greiferbank einer selbsttätigen Hülsenwechseleinrichtung
DE102008000057B4 (de) Zugwalzenanordnung
DE9213164U1 (de) Windeeinrichtung für Drahtform-Vorrichtungen, insbesondere Federwindemaschinen
DE4038239C2 (de) Vorrichtung zum Wenden von Mehrweggebinden
DE2659478B2 (de) Vorrichtung zum Beschneiden der Kanten einer Materialbahn
EP1601514A1 (fr) Systeme de commande destine a un element, commande de l'exterieur, d'une unite de fermeture
DE3644560C1 (en) Sledge drive for a drawing machine

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): CH DE FR GB IT LI SE

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: KOENIG & BAUER-ALBERT AKTIENGESELLSCHAFT

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): CH DE FR GB IT LI SE

17P Request for examination filed

Effective date: 19960425

17Q First examination report despatched

Effective date: 19960626

GRAG Despatch of communication of intention to grant

Free format text: ORIGINAL CODE: EPIDOS AGRA

GRAH Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOS IGRA

ITF It: translation for a ep patent filed
GRAH Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOS IGRA

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): CH DE FR GB IT LI SE

ET Fr: translation filed
REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

GBT Gb: translation of ep patent filed (gb section 77(6)(a)/1977)

Effective date: 19971024

REF Corresponds to:

Ref document number: 59404383

Country of ref document: DE

Date of ref document: 19971127

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed
REG Reference to a national code

Ref country code: GB

Ref legal event code: IF02

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 20090324

Year of fee payment: 16

Ref country code: CH

Payment date: 20090326

Year of fee payment: 16

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: SE

Payment date: 20090324

Year of fee payment: 16

Ref country code: IT

Payment date: 20090320

Year of fee payment: 16

Ref country code: DE

Payment date: 20090326

Year of fee payment: 16

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20090325

Year of fee payment: 16

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

EUG Se: european patent has lapsed
GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20100301

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

Effective date: 20101130

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20100331

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20100331

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20101001

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20100331

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20100301

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20100301

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20100302