EP0870610B1 - Bahneinzugsvorrichtung für Rotationsdruckmaschinen - Google Patents
Bahneinzugsvorrichtung für Rotationsdruckmaschinen Download PDFInfo
- Publication number
- EP0870610B1 EP0870610B1 EP98101029A EP98101029A EP0870610B1 EP 0870610 B1 EP0870610 B1 EP 0870610B1 EP 98101029 A EP98101029 A EP 98101029A EP 98101029 A EP98101029 A EP 98101029A EP 0870610 B1 EP0870610 B1 EP 0870610B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- set forth
- web
- rotationally symmetrical
- infeed
- infeed device
- 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
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F13/00—Common details of rotary presses or machines
- B41F13/02—Conveying or guiding webs through presses or machines
- B41F13/03—Threading webs into printing machines
Definitions
- the invention relates to a web feeding device for rotary printing machines, which one or more material webs through all components of a Rotary printing machine leads.
- EP-A 0 302 256 discloses a roller chain for a paper web feeding device a printing press that can be moved along a guide and its rollers on Bolts are seated, with two adjacent castors carrying bolts for the transmission of Tractive forces through at least one flexible rope and for the transmission of compressive forces by at least one flexible one that cannot be compressed under pressure Spacer are connected.
- the bolts that carry the rollers can be used Be provided holes, through which a flexible rope is passed and which continues to pass through the non-compressible spacer elements can be.
- the roller chain assembled in this way has a twistability around its longitudinal axis and can therefore also pass spatially curved guides, the z. B. for guiding around turning bars in web-fed rotary printing presses be used.
- US 4,987,830 discloses a web feeding device for rotary printing presses. At this device is a plurality of lined up guide rails along the arranged different pathways. There is a linear element in the guide rails recorded, which is stirrable along a predetermined path. At the Linear element is a lever attached to the side facing the web with is provided with a snap lock with which a new thread to be threaded into the lever can be hung and pulled through the machine. The Linear element is arranged by means of a plurality of along the guide rails Drive stations moved. The length of the linear element is chosen so that this The distance between two neighboring drive stations just exceeds.
- JP Hei 2-265 848 relates to an apparatus for feeding the paper for one Rotary printing press.
- the web to be introduced is from the Paper roll storage over the printing units to the folder.
- a feed element for introducing the paper web is designed in the form of a band and includes regularly arranged openings or elevations on at least one Page. The openings can also complete the band-shaped feed element penetrate. There is also a receiving section on the band-shaped feed element for the too fastening and threading the beginning of the web.
- One of a variety of Existing drive system engages in the openings or elevations of the a band-shaped feed element to guide it through the rotation.
- the invention has for its object a web feed device such to further develop that as low-friction as possible, in all entry paths possible Movement of the web is guaranteed, with the retraction of the web through all Printing machine components should be done without manual intervention.
- the advantages associated with the solution according to the invention are diverse in nature. Thanks to the extremely low-friction feed element, the Feed element through the guide along the feed path for the respective Material web.
- the feed element is also guided by up to 300 ° warm dryer possible without affecting the guidance of the The rotation would come at the beginning of the path.
- the solution according to the invention also enables easier passage of switches to follow other predeterminable path paths.
- the Retractable element have rotationally symmetrical bodies. It can be Balls or pens or the like.
- the arrangement of the Rotationally symmetrical bodies on the feed element are openings for receiving them the rotationally symmetrical body was added.
- the openings in the feed element are lined with low-friction materials to make the movement of the To allow rotationally symmetrical body in the openings of the feed element.
- the openings can be coated with a Teflon coating, for example Teflon linings.
- plastic cages or Be ball cages in which the rotationally symmetrical body then run and be held in the feed element.
- the Contact surfaces of the guide which touch the rotationally symmetrical body, with a provided with a friction-reducing coating.
- the feed element can be designed as a composite material body, which one has a multilayer structure.
- a low-friction layer such as Teflon his.
- Fig. 1 shows a front region of the feed element, which is partially from a guide is enclosed.
- the openings 3 are regularly spaced apart and are used to hold individual rotationally symmetrical bodies, for example balls. In addition to balls, pins or the like would also be conceivable, which in the openings 3 of the Einzugsiatas 2 are inserted.
- the feed element 2 is located on its front area 4 provided with a widening at which the start of a path to be threaded Material web is attachable; the manner of attachment is not closer here received.
- the guide 1 is both provided with a cross section 10 which is rotationally symmetrical Body 5 pass, as well as with a slit-shaped, longitudinally extending opening 9, in which is the intake element 2 is essentially taken up.
- Intervene drive elements 7 which are accommodated on drives 12 shown in FIG. 2.
- the drive elements 7 are designed in Fig. 1 as a cylindrical body, on the circumference several recesses 8 are located, the rotationally symmetrical body 5 of the Grip the feed element 2 and, during their rotation, advance the feed element 2 cause.
- the drives 12 of the drive stations can be electric motors, pneumatic drives or be hydraulic drives; they are arranged along the feed path and ensure that uniform feed of the feed element 2 by the rotation.
- this can be on the top and the underside with a coating 11 made of a Teflon layer 16.1 or 16.2 his. As a result, the drive power required on the drives 12 can be reduced are and an equalization of the feed of the feed element 2 can be achieved.
- Fig. 3 shows a deflection of the guide 1. Thanks to the distance of the rotationally symmetrical Body 5 in the feed element 2 is also capable of this extreme deflection angle, as in FIG. 3 shown, happen without the feed element 2 abuts the guide 1; thanks to his Flexibility is capable of adapting itself to every curve, no matter how sharp Widening 4 recorded the beginning of a web of material through the machine, also to lead the turning bar superstructure, in which strong deflections of the web occur can.
- the feed element 2 can, for example, be made of plastic 14, in which Openings 3 balls 5 are embedded. Both the top and bottom of the Feed elements 2 are provided with a friction-reducing coating 16.1 or 16.2 provided how the wall of the openings 3 can be coated. Alternatively, you can the rotationally symmetrical bodies 5 can also be fixed in ball cages 15; at the multilayer composite structure of a feed element 2 are the rotationally symmetrical Body 5 also embedded in openings 3 in the feed element 2. One or both sides several tensile layers 16. 2 are friction-reducing Teflon coatings 16.1 and 16.2 applied. Depending on the structure of the network 16, the number of intended layers vary. Furthermore, the rotationally symmetrical bodies 5 be surrounded by Teflon bezels 16 of the feed element 2.
- Fig. 5 shows an exemplary selected path guide path along the one according to the Fig. 1 - 4 designed feed element 2 is guided by the rotation.
- the drive stations A - H each include a drive 12, the one Drive element 7 drives.
- Each of the drive stations A - H is a button or a pair of switches 19, 20 assigned by which, triggered by the pull-in element 2 itself, the respective Drive station switched on, or the previous one of the drive stations A - H along the Path paths can be switched off again.
- the distance between neighboring ones Drive stations 12, for example A and B, are chosen to be somewhat smaller than the length of the Feed element 2.
- a switch 22 path paths merge.
- the switch 22 itself is by a Piston / cylinder unit 21 or the like moves. Thanks to its low-friction design, what the storage of the rotationally symmetrical body 5, as well as their Concerning guide cross section 10, the feed element 2 can extreme deflections, as here shown in Fig. 3, complete without resting on the inside of the guide 1 or to grind and thereby stop the material web from entering the rotation.
- FIG. 6 7 show a switch 22 integrated in the web feed path according to FIG. 5 in its different positions.
- the switch 22 itself has an actuator 21, which will not be discussed in more detail below.
- On a slide guide 23 is one Base plate 24 slidably received by the actuator 21.
- On the sliding Base plate 24 are a passage element 28 of the guide 1 and a deflection element 29 the guide 1 attached.
- a feed element that has arrived at the end of the guide path 25 2 runs in the setting state of the switch 22 shown in FIG. 6 into the deflection element 29, i. e. whose slot 9 with a guide cross-section 10 to in the further guide path 27 through the Rotation to be promoted. This is done by means of the spaced apart in FIG. 5 Drive stations A - H shown. In the state of the switch 22 shown in FIG. 6, this remains Passage element 28 inactive, the continuation 26 of the guide path 25 from the feed line the feed element 2 cut off.
- Fig. 7 shows the other position of the switch 22, in which the base plate 24 through Actuator 21 was moved so that a continuous passage of the Intake element 2 from the guide path 25 via the passage element 28 into the continuation 26 of the guide path 25 takes place.
- the one attached to the base plate 24 remains Distraction 29 and the further guide path 27 empty.
- Fig. 8 finally shows a feed element 2, which a dryer area using a passes below the conveyor chain attacking the web feed element.
- each Drive elements 7 are provided, as have already been described above.
- the guide 1 which is open at the bottom in the area of the dryer 30, is a rotating one Conveyor chain 33 is provided, which rotates around sprockets 31, 32 and through this in Web conveying direction is driven according to the arrows.
- the feed of the Einzugsiatas 2 and the conveyor chain 33 are clocked so that the individual Chain links 37 of the chain 33 each have a rotationally symmetrical body 5 on Support feed element 2.
- the balls 5 shown here lie on the individual Chain links 37 and are fed through along the chain path 36 by their advance promoted the area of the dryer 30.
- the respectively before and after the dryer 30 Arranged drive elements 7 take over the promotion of the feed element 2 in the already described in Figs. 1-5 and 5 by the recesses 8 the overlap rotationally symmetrical body 5 from above.
- the revolving conveyor chain 33 is a standard part and therefore inexpensive; to reach under the Retraction element 2 remains in the area of the guide 1 only the underside of the guide open, so that the chain links 37 engage under the rotationally symmetrical body 5.
- FIGS. 9, 10 show a further embodiment of a drive station 7 for the Feed element 2 shown.
- the drive element 7 comprises two friction rollers 46, 47 arranged within a box 48 which ring around their respective ones Axes are driven analogously to the manner shown in Fig. 2.
- the friction rollers 46, 47 the retraction element 2 provided with rotationally symmetrical bodies 5 between to jam, the rotation of the friction rollers 46, 47 the feed of the Feed element 2 causes.
- Friction rollers 46, 47 provided a recess 49, which the passage of the rotationally symmetrical body 5 between the friction rollers 46, 47 during the advance of the Einzugsiatas 2 allows.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Registering, Tensioning, Guiding Webs, And Rollers Therefor (AREA)
- Replacement Of Web Rolls (AREA)
- Advancing Webs (AREA)
- Handling Of Sheets (AREA)
Description
- Fig. 1
- einen vorderen Bereich des Einzugselementes, teilweise von einer Führung umschlossen,
- Fig. 2
- eine Antriebsstation für das Einzugselement,
- Fig. 3
- eine Umlenkung der Führung,
- Fig. 4
- mehrere Varianten zur Aufnahme der rotationssymmetrischen Körper im Einzugselement,
- Fig. 5
- einen beispielhaft ausgewählten Bahneinführungspfad,
- Fig. 6,7
- eine Weiche für das Einzugselement in unterschiedlichen Positionen und
- Fig. 8
- ein Einzugselement, welches eine Trocknerbereich mit Hilfe einer unterhalb des Bahneinzugselementes angreifenden Förderkette passiert, und die
- Fig. 9,10
- zeigen in schematischer Weise in perspektivischer Darstellung die Ausführung einer Antriebsstation für das erfindungsgemäße Einzugselement.
- 1
- Führung
- 2
- Einzugselement
- 3
- Öffnung
- 4
- Verbreiterung
- 5
- Kugel
- 6
- Eingriffsöffnung
- 7
- Antriebselement
- 8
- Ausnehmung
- 9
- Schlitz
- 10
- Querschnitt
- 11
- Beschichtung
- 12
- Antrieb
- 13
- Achse
- 14
- Kunststoff
- 15
- Kugelkäfige
- 16
- Verbundaufbau
- 16.1
- Teflonschicht
- 16.2
- zugfeste Schicht
- 16.3
- Teflonschicht
- 17
- Tefloneinfassung
- 18
- Kunststoffkäfige
- 19
- erster Steuerschalter
- 20
- zweiter Steuerschalter
- 21
- Weichenantrieb
- 22
- Weiche
- 23
- Kulissenführung
- 24
- Grundplatte
- 25
- Führungspfad
- 26
- Fortsetzung v. Führungspfad
- 27
- weitere Führungspfad
- 28
- Durchgangselement
- 29
- Ablenkung
- 30
- Trockner
- 31
- Kettenrad
- 32
- Kettenrad
- 33
- Kette
- 34
- Öffnung
- 35
- Öffnung
- 36
- Kettenpfad
- 37
- Kettenglied
- 46
- Reibrolle
- 47
- Reibrolle
- 48
- Kasten
- 49
- Ausnehmung
- A-H
- Antriebsstationen
Claims (15)
- Vorrichtung zum Einziehen von Materialbahnen in Rotationsdruckmaschinen mit einem flexiblen, endlichen Einzugselement (2), dessen Länge etwas größer als der Abstand zwischen benachbarten Antriebselementen (7) ist, und in welches rotationssymmetrische Körper (5) eingelassen sind, die dieses führen und dessen Reibung innerhalb einer Führung (1) herabsetzen,
dadurch gekennzeichnet, dass das Einzugselement (2) Öffnungen (3) aufweist, in denen die rotationssymmetrischen Körper (5) aufgenommen sind. - Vorrichtung zum Einziehen von Materialbahnen nach Anspruch 1,
dadurch gekennzeichnet, dass die rotationssymmetrischen Körper (5) als Kugeln ausgebildet sind. - Vorrichtung zum Einziehen von Materialbahnen nach Anspruch 1,
dadurch gekennzeichnet, dass die rotationssymmetrischen Körper (5) als Stifte ausgeführt sind. - Vorrichtung zum Einziehen von Materialbahnen nach einem der vorhergehenden Ansprüche,
dadurch gekennzeichnet, dass die Öffnungen (3) mit reibungsvermindernden Materialien (11,16.1.16.2) ausgekleidet sind. - Vorrichtung zum Einziehen von Materialbahnen nach Anspruch 4,
dadurch gekennzeichnet, dass die Wände der Öffnungen (3) mit Teflon (16.1, 16.2) beschichtet sind. - Vorrichtung zum Einziehen von Materialbahnen nach einem der Ansprüche 1 bis 3,
dadurch gekennzeichnet, dass in die Öffnungen (3) Tefloneinfassungen (17) eingesetzt sind. - Vorrichtung zum Einziehen von Materialbahnen nach einem der Ansprüche 1 bis 3,
dadurch gekennzeichnet, dass in die Öffnungen (3) Kunststoffkäfige (18) eingelassen sind. - Vorrichtung zum Einziehen von Materialbahnen nach einem der Ansprüche 1 bis 3,
dadurch gekennzeichnet, dass in den Öffnungen (3) Kugelkäfige (15) eingelassen sind. - Vorrichtung zum Einziehen von Materialbahnen nach einem der Ansprüche 1 bis 8
dadurch gekennzeichnet, dass die Führung (1,9,10) an den Kontaktflächen (9,10) für die rotationssymmetrischen Körper (5) mit eine reibungsvermindernden Beschichtung (11, 16.3) versehen ist. - Vorrichtung zum Einziehen von Materialbahnen nach einem der Ansprüche 1 bis 9,
dadurch gekennzeichnet, dass das Einzugselement (2) als Verbundaufbau (16) gestaltet ist. - Vorrichtung zum Einziehen von Materialbahnen nach einem der Ansprüche 1 bis 10,
dadurch gekennzeichnet, dass mindestens eine zugfeste Schicht (16.2) von weiteren Schichten (16.1, 16.3) überdeckt ist. - Vorrichtung zum Einziehen von Materialbahnen nach einem der Ansprüche 1 bis 11,
dadurch gekennzeichnet, dass das Einzugselemente (2) bei der Führung durch ein Trocknungsaggregat (30) von einer Kette (33) unterfasst wird. - Vorrichtung zum Einziehen von Materialbahnen nach Anspruch 12,
dadurch gekennzeichnet, dass das Einzugselement (2) durch die die rotationssymmetrischen Körper (5) untergreifenden Kettenglieder (37) während der Passage des Trockners (30) formschlüssig geführt ist. - Vorrichtung zum Einziehen nach einem oder mehreren der vorhergehenden Ansprüche,
dadurch gekennzeichnet, dass die Antriebselemente (7) Zylinder sind, auf deren Mantelfläche sich eine Anzahl Ausnehmungen (8) befindet, die die rotationssymmetrischen Körper (5) des Einzugselementes (2) übergreifen. - Vorrichtung zum Einziehen nach einem oder mehreren der Ansprüche 1 bis 13,
dadurch gekennzeichnet, dass die Antriebselemente (7) jeweils zwei Reibrollen (46,47) umfassen, welche zwischen sich das mit rotationssymmetrischen Körpern (5) versehene Einzugselement (2) aufnehmen, wobei zwischen den Reibrollen (46,47) eine Ausnehmung (49) angeordnet ist, welche beim Vorschub des Einzugselementes (2) durch die Reibrollen (46,47) die Passage der rotationssymmetrischen Körper (5) erlaubt.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9704395 | 1997-04-10 | ||
FR9704395A FR2761924B1 (fr) | 1997-04-10 | 1997-04-10 | Dispositif d'insertion de bandes de papier dans une machine rotative a imprimer |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0870610A1 EP0870610A1 (de) | 1998-10-14 |
EP0870610B1 true EP0870610B1 (de) | 2001-11-07 |
Family
ID=9505728
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP98101029A Expired - Lifetime EP0870610B1 (de) | 1997-04-10 | 1998-01-22 | Bahneinzugsvorrichtung für Rotationsdruckmaschinen |
Country Status (5)
Country | Link |
---|---|
US (1) | US5967036A (de) |
EP (1) | EP0870610B1 (de) |
JP (1) | JP4324255B2 (de) |
DE (2) | DE19802194A1 (de) |
FR (1) | FR2761924B1 (de) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19950942A1 (de) * | 1999-03-19 | 2000-10-26 | Koenig & Bauer Ag | Einrichtung zum Einziehen von Papierbahnen |
JP2001240280A (ja) | 2000-01-14 | 2001-09-04 | Heidelberger Druckmas Ag | 輪転印刷機に材料ウエブを引き込むための装置 |
DE10001342A1 (de) * | 2000-01-14 | 2001-07-19 | Heidelberger Druckmasch Ag | Vorrichtung zum Einziehen einer Materialbahn in eine Rotationsdruckmaschine |
EP1138482B1 (de) | 2000-03-30 | 2003-11-12 | Heidelberger Druckmaschinen Aktiengesellschaft | Bahneinzugsvorrichtung mit dezentralen Verbindungsstationen |
DE10015857A1 (de) * | 2000-03-30 | 2001-10-11 | Heidelberger Druckmasch Ag | Bahneinzugsvorrichtung mit dezentralen Verbindungsstationen |
US6398094B1 (en) * | 2000-05-08 | 2002-06-04 | The Washington Post | Web threading apparatus for a rotary printing press |
DE10111364B4 (de) * | 2001-03-06 | 2004-07-15 | Koenig & Bauer Ag | Einzugmittel |
DE10121943B4 (de) | 2001-05-05 | 2005-04-21 | Koenig & Bauer Ag | Weiche einer Transportvorrichtung |
DE10152523B4 (de) * | 2001-10-24 | 2005-10-06 | Koenig & Bauer Ag | Einzugmittel zum Einziehen einer Materialbahn |
US6948427B2 (en) | 2002-07-05 | 2005-09-27 | Goss International Americas, Inc. | Web infeed device for rotary printing presses |
DE10308436C5 (de) * | 2003-02-27 | 2010-08-26 | Heidelberger Druckmaschinen Ag | Druckplattenbelichter zur Aufzeichnung von Druckvorlagen |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3127079A (en) * | 1964-03-31 | Method for threading the leading end of a weblike material | ||
US2052621A (en) * | 1934-11-03 | 1936-09-01 | Shellmar Products Co | Printing |
US2336754A (en) * | 1941-02-06 | 1943-12-14 | American Hard Rubber Co | Apparatus for preparing permeable hard rubber strips for vulcanization |
US2862705A (en) * | 1956-08-13 | 1958-12-02 | Time Inc | Threading mechanism |
DE2402768C2 (de) * | 1974-01-22 | 1978-04-20 | Maschinenfabrik Augsburg-Nuernberg Ag, 8900 Augsburg | Vorrichtung zum Einziehen von Materialbahnen in Rotationsdruckmaschinen |
DE2532168C3 (de) * | 1975-07-18 | 1981-10-29 | Koenig & Bauer AG, 8700 Würzburg | Verfahren und Vorrichtung zum Einziehen einer Papierbahn in Rollenrotationsdruckmaschinen |
DE3309121C1 (de) * | 1983-03-15 | 1984-08-16 | M.A.N.- Roland Druckmaschinen AG, 6050 Offenbach | Einrichtung zum Befestigen einer Materialbahn an dem Mitnehmer einer Bahneinzugsvorrichtung |
DE3725634A1 (de) * | 1987-08-03 | 1989-02-16 | Roland Man Druckmasch | Rollenkette fuer eine papierbahneinzugsvorrichtung einer druckmaschine |
DE3736886C1 (de) * | 1987-10-30 | 1989-06-22 | Georg Uttscheid | Weiche fuer ein Bodentransportersystem |
JPH07108741B2 (ja) * | 1989-04-04 | 1995-11-22 | 株式会社東京機械製作所 | 輪転機の紙通し装置 |
EP0425741A1 (de) * | 1989-11-01 | 1991-05-08 | Hamada Printing Press Co. Ltd. | Bahnzuführvorrichtung für Rotationsmaschine |
DE4122322C2 (de) * | 1991-07-05 | 1994-03-17 | Roland Man Druckmasch | Beschichtete Papierleitwalze |
-
1997
- 1997-04-10 FR FR9704395A patent/FR2761924B1/fr not_active Expired - Fee Related
-
1998
- 1998-01-22 DE DE19802194A patent/DE19802194A1/de not_active Withdrawn
- 1998-01-22 DE DE59802016T patent/DE59802016D1/de not_active Expired - Lifetime
- 1998-01-22 EP EP98101029A patent/EP0870610B1/de not_active Expired - Lifetime
- 1998-04-09 US US09/057,827 patent/US5967036A/en not_active Expired - Fee Related
- 1998-04-09 JP JP09702498A patent/JP4324255B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE19802194A1 (de) | 1998-10-15 |
JPH10291291A (ja) | 1998-11-04 |
JP4324255B2 (ja) | 2009-09-02 |
US5967036A (en) | 1999-10-19 |
EP0870610A1 (de) | 1998-10-14 |
FR2761924B1 (fr) | 1999-06-25 |
FR2761924A1 (fr) | 1998-10-16 |
DE59802016D1 (de) | 2001-12-13 |
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