EP0622322A1 - Dispositif de pliage pour machines à imprimer rotatives - Google Patents
Dispositif de pliage pour machines à imprimer rotatives Download PDFInfo
- Publication number
- EP0622322A1 EP0622322A1 EP94106299A EP94106299A EP0622322A1 EP 0622322 A1 EP0622322 A1 EP 0622322A1 EP 94106299 A EP94106299 A EP 94106299A EP 94106299 A EP94106299 A EP 94106299A EP 0622322 A1 EP0622322 A1 EP 0622322A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- cylinder
- folding
- gripper
- systems
- transfer cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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
- B65H45/00—Folding thin material
- B65H45/12—Folding articles or webs with application of pressure to define or form crease lines
- B65H45/16—Rotary folders
- B65H45/162—Rotary folders with folding jaw cylinders
- B65H45/168—Rotary folders with folding jaw cylinders having changeable mode of operation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F13/00—Common details of rotary presses or machines
- B41F13/54—Auxiliary folding, cutting, collecting or depositing of sheets or webs
- B41F13/56—Folding or cutting
- B41F13/60—Folding or cutting crosswise
Definitions
- the invention relates to a folder for rotary printing presses according to the preamble of claim 1.
- a folding apparatus for a rotary printing press has become known from US Pat. No. 4,159,823, in which, after the products have been cross-cut and the first cross-fold has been formed, the products are split into two deliveries, the conveying speed of the products being between the folding jaw cylinder and the delivery arranged gripper and transfer cylinder is adjustable by means of a gear so that the products are reduced in delivery speed in their conveying speed.
- a disadvantage of this folding device is that at high production speeds on the folding jaw cylinder a so-called "whip effect" occurs due to the product to be folded, ie that the end of the product held by the gripper or by the puncture undergoes a reversal of direction after the first transverse fold has been formed, so that depending on the production speed and the weight of the product to be folded, large inertia forces are braked and must be accelerated again in the opposite direction. On the one hand, this can lead to the product slipping out of the gripper devices or to tearing off the product held with an increased clamping force from the holding devices.
- the invention has for its object to provide a folder for high production speeds, in which damage to the product is avoided when producing the first transverse fold.
- the splitting of the products in the production direction behind the collecting cylinder into two product paths leading separately to the folding process and a subsequent one-stage or multi-stage delay of the unfolded signatures before the first transverse fold is formed ensures a reduced speed during the folding process in the case of an uncollected production (double production) and thus also occur to a lesser extent mass forces so that the negative effects of the whip effect, which can occur at high speed, are avoided.
- each signature z. B. in the line of alignment of the subsequent first cross fold with staples. This can be the case, in particular, for magazines produced by gravure printing.
- the folder according to the invention has two side frames arranged parallel to one another, one of which however, only one side frame 1 is shown.
- a printed paper web 2 coming from a strand feed passes through a first cross-cutting device 6 consisting of cutting and grooving cylinders 3, 4 for making a perforation cut in the paper web 2.
- a pair of pull rollers 7 is arranged upstream of this first cross-cutting device 6.
- a second cross-cutting device 11 consisting of a cutting cylinder 8 and a grooved cylinder 9.
- the cutting cylinder 8 is provided with a cutting knife bar 12.
- the groove cylinder 9 has a groove strip 13 on its circumference.
- the second cross cutting device 11 is also assigned a pair of pull rollers 14.
- the second cross cutting device 11 separates the paper web 2 at the webs not yet cut by the first cross cutting device 6 into individual products, each designated 5.
- the second cross cutting device 11 is comprised of an acceleration section 16, 17, which can each consist of a driven belt guide system and feeds the signatures 5 to a seven-field collecting cylinder 18, which is equipped with seven known gripper systems 19 on its circumference. Instead of the gripper systems 19, punctures can also be provided if necessary.
- a seven-field collecting cylinder 18 which is equipped with seven known gripper systems 19 on its circumference. Instead of the gripper systems 19, punctures can also be provided if necessary.
- a four-field stapling cylinder 21 may be arranged, which means if necessary his stapling heads, which are arranged on the circumference and are not shown, in the alignment of the cross fold to be introduced brings staples and in each case cooperates with an abutment (not shown) on the lateral surface of the collecting cylinder 18.
- Such a stapling device is described in DE - PS 11 89 562.
- two four-field transfer cylinders 22, each with two known gripper systems 23, are arranged offset from one another.
- Known tape guidance systems 24, 26 are provided on the circumference of the collecting cylinder 18 between the stapling cylinder 21 and the first transfer cylinder 22 seen in the direction of rotation of the collecting cylinder 18 and between the first transfer cylinder 22 and the second transfer cylinder 22 viewed in the direction of rotation of the collecting cylinder 18.
- the peripheral speed of the cylinders 18, 22 can be more than 20 m / s.
- Downstream of the respective transfer cylinder 22 is a six-field gripper and folder knife cylinder 27, each with three gripper systems 28, which are mutually offset by 120 ° and arranged alternately, as well as folder knife systems 29 and a six-field folder cylinder 31, each with three folder systems 32.
- the running speed of the signatures 5 is reduced by approximately 25% by the transfer from the transfer cylinder 22 to the gripper and folding knife cylinder 27, so that the folded product, also denoted by 5, when the "whip effect" occurs during the folding process between the gripper and folding knife cylinder 27 and the folding jaw cylinder 31, its speed is reduced by about a quarter and thus by about half its mass forces.
- a known belt guide system 33 is arranged in the product running direction on the circumference of the gripper and folding knife cylinder 27 located between the transfer cylinder 22 and the folding jaw cylinder 31.
- a paper guide bracket 34 is provided in the direction of production behind the point of contact of the two cylinders 27, 31 with one another (plus product 5) in order also to reduce the effect of the "whip effect".
- the products 5, which are now provided with a first transverse fold and optionally stapled, are reduced in their running speed via a guide roller 36, 37, subsequently via a deflection roller 38 and a deceleration section consisting of two belt guide systems 39, 41, to a paddle wheel 43, which in turn reduces the Products 5 transferred to a cross fold delivery 44.
- Fig. 2 shows a plan view of a drive gear train of the cylinders with indicated axle journals 18c, 22c, 27c, 31c of the cylinders 18, 22, 27, 31.
- a bevel gear 47 connected to a main drive shaft 46 is connected to a drive gear 48 in a non-positive and positive manner.
- the gear 48 meshes with a gear 18a of the collecting cylinder 18.
- the gear 18a in turn meshes with a gear 22a of the transfer cylinder 22, which is non-positively and positively connected to a smaller gear 22b.
- the gear 22b meshes with a gear 27a of the gripper part of the gripper and folding knife cylinder 27, the reduction between the gears 22b, 27a being such that there is a reduction in the peripheral speed of approximately 25% between the cylinders 22, 27.
- the gear 27a is non-positively and positively connected to the gear 27b by means of a shaft.
- the toothed wheel 27b meshes with a toothed wheel 31a of the jaw cylinder 31.
- the toothed wheels mentioned are each held non-positively and positively by means of bearings and shafts in the side frame 1, which are not specified.
- the drive wheel train shown in FIG. 2 also applies analogously to the second product path, consisting of the double of the devices 22, 27 and 31.
- the drives for the stitching cylinder 21 and for the devices following the jaw cylinder 31 are not taken into account for the sake of simplicity .
- the gripper and folding knife part of the gripper and folding knife cylinder 27 is with a wheel set and differential, not shown connected for folding regulation.
- the cylinders 22, 27 thus function as a single-stage device for reducing the speed of signatures 5.
- FIG. 3 shows a side view, reduced to the cylinders only, of a second exemplary embodiment of a folder according to the invention.
- the cylinders 18, 22, 49, 27, 31 have axle journals 18c, 22c, 49c, 27c, 31c indicated in FIG. 4.
- This two-stage device 22, 49, 27 is particularly advantageous for reducing the speed of signatures 5 in front of the jaw cylinder 31 in the case of double production. If production is collected several times, one of the product paths can be set up via a device 22, 27, 31, 38, 43, 48 can be switched off by known means.
- the transfer cylinder 49 and the gripper and folding knife cylinder 27 each bring about a reduction in the peripheral speed of approximately 25%.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4313938A DE4313938A1 (de) | 1993-04-28 | 1993-04-28 | Falzapparat für Rotationsdruckmaschinen |
DE4313938 | 1993-04-28 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0622322A1 true EP0622322A1 (fr) | 1994-11-02 |
EP0622322B1 EP0622322B1 (fr) | 1997-02-19 |
Family
ID=6486618
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP94106299A Expired - Lifetime EP0622322B1 (fr) | 1993-04-28 | 1994-04-22 | Dispositif de pliage pour machines à imprimer rotatives |
Country Status (5)
Country | Link |
---|---|
US (1) | US5520378A (fr) |
EP (1) | EP0622322B1 (fr) |
JP (1) | JP2589956B2 (fr) |
DE (3) | DE9320408U1 (fr) |
RU (1) | RU2121439C1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7226877B2 (en) | 2004-12-27 | 2007-06-05 | E. I. Du Pont De Nemours And Company | Liquid water impermeable reinforced nonwoven fire blocking fabric, method for making such fabric, and articles fire blocked therewith |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4426987C2 (de) * | 1994-07-29 | 1998-10-22 | Roland Man Druckmasch | Falzapparat mit Formatumstellung |
US6644184B1 (en) * | 1995-02-09 | 2003-11-11 | Man Roland Druckmaschinen Ag | Offset printing machine |
DE19516443A1 (de) * | 1995-05-04 | 1996-11-07 | Wifag Maschf | Einzeln angetriebener Falzapparat für eine Rotationsdruckmaschine |
US6019714A (en) * | 1995-12-27 | 2000-02-01 | Koenig & Bauer Aktiengesellschaft | Folding apparatus with signature divider |
FR2759995B1 (fr) * | 1997-02-26 | 1999-11-26 | Heidelberg Harris Sa | Plieuse d'une machine rotative a imprimer |
US6394445B1 (en) * | 1998-12-30 | 2002-05-28 | Quad/Tech, Inc. | Apparatus for slowing down and guiding a signature and method for doing the same |
DE19903120A1 (de) * | 1999-01-27 | 2000-08-03 | Roland Man Druckmasch | Vorrichtung zur Verlangsamung von Produkten |
EP1074500B1 (fr) * | 1999-08-05 | 2004-10-27 | Heidelberger Druckmaschinen Aktiengesellschaft | Cylindre de transport de produits d'imprimerie d'un appareil de pliage |
US6551227B1 (en) | 1999-12-08 | 2003-04-22 | Heidelberger Druckmaschinen Ag | Device for seizing of flat material on a transporting surface |
US6705981B2 (en) * | 2000-01-27 | 2004-03-16 | Heidelberger Druckmaschinen Ag | Device for retention of products on a transporting surface in a folder |
DE10009263A1 (de) * | 2000-02-26 | 2001-08-30 | Roland Man Druckmasch | Verfahren zur Herstellung von Falzprodukten und Falzapparat hierzu |
US6752751B2 (en) * | 2001-02-23 | 2004-06-22 | Heidelberger Druckmaschinen Ag | Folder with multiple-motor drive |
DE10156706B4 (de) | 2001-11-17 | 2016-04-28 | Manroland Web Systems Gmbh | Umfangsvariabler Falzapparat |
DE10204362A1 (de) * | 2002-02-02 | 2003-08-14 | Roland Man Druckmasch | Falzapparat einer Rotationsdruckmaschine |
DE10206578C1 (de) * | 2002-02-18 | 2003-09-18 | Koenig & Bauer Ag | Falzapparat mit einem Falzzylinder |
JP4098172B2 (ja) * | 2003-06-27 | 2008-06-11 | 株式会社小森コーポレーション | 折機の平行折装置 |
DE102004058493B4 (de) * | 2004-08-13 | 2015-03-26 | Koenig & Bauer Aktiengesellschaft | Verfahren zur Produktion eines Druckerzeugnisses mit mehreren Büchern |
US8002689B2 (en) * | 2006-03-06 | 2011-08-23 | Goss International Americas, Inc. | Folder with signature removal and slowdown process |
DE102006042592B4 (de) * | 2006-09-11 | 2009-04-09 | Koenig & Bauer Aktiengesellschaft | Falzapparat |
US7891647B2 (en) * | 2007-04-20 | 2011-02-22 | Canon Kabushiki Kaisha | Sheet processing apparatus and image forming system |
EP2184164A4 (fr) * | 2007-08-31 | 2010-12-01 | Komori Printing Mach | Dispositif de recouvrement |
JP2009073667A (ja) * | 2007-08-31 | 2009-04-09 | Komori Corp | 重ね合わせ装置 |
JP5677934B2 (ja) | 2008-03-27 | 2015-02-25 | プレスライン サービシズ, インク | 印刷機、折り機、及び動作方法 |
DE102012103729B4 (de) * | 2012-04-27 | 2022-09-08 | Manroland Goss Web Systems Gmbh | Druckmaschine sowie Herstellverfahren für Druckprodukte |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2991995A (en) * | 1954-06-02 | 1961-07-11 | Hoe & Co R | Folding mechanism for printing machines |
US4159823A (en) * | 1977-08-12 | 1979-07-03 | Wood Industries, Inc. | Multiple product folder |
EP0233377A1 (fr) * | 1986-02-20 | 1987-08-26 | Komori Printing Machinery Co., Ltd. | Dispositif de pliage pour rotative |
FR2620972A1 (fr) * | 1987-09-24 | 1989-03-31 | Roland Man Druckmasch | Mecanisme d'entrainement pour une plieuse pour produits imprimes |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1193449A (en) * | 1916-08-01 | barber | ||
US1170136A (en) * | 1915-06-04 | 1916-02-01 | Cottrell C B & Sons Co | Sheet cutting and folding machine. |
US2487404A (en) * | 1945-05-10 | 1949-11-08 | Hoe & Co R | Mechanism for multifolding printed webs |
US2528159A (en) * | 1947-06-19 | 1950-10-31 | Cottrell C B & Sons Co | Rotary sheet folder |
US2891791A (en) * | 1955-12-19 | 1959-06-23 | Miehle Goss Dexter Inc | Jaw folding mechanism |
JPS53144B2 (fr) * | 1973-06-05 | 1978-01-05 | ||
JPS5146034B2 (fr) * | 1973-06-28 | 1976-12-07 | ||
DE2656267C3 (de) * | 1976-12-11 | 1980-05-08 | Koenig & Bauer Ag, 8700 Wuerzburg | Falzapparat für Rollenrotationsdruckmaschinen |
IT1155725B (it) * | 1982-07-05 | 1987-01-28 | Cerutti Spa Off Mec | Piegatrice perfezionata per macchine da stampa rotative rotocalco |
JPS5995055U (ja) * | 1982-12-20 | 1984-06-28 | 東芝機械株式会社 | 輪転印刷機の折機 |
DE3302036A1 (de) * | 1983-01-22 | 1984-07-26 | Albert-Frankenthal Ag, 6710 Frankenthal | Variabler falzapparat |
DE3404170C2 (de) * | 1984-02-07 | 1993-11-11 | Heidelberger Druckmasch Ag | Falzapparat an Rollenrotationsdruckmaschinen |
JPH0637263B2 (ja) * | 1984-08-28 | 1994-05-18 | 株式会社小森コーポレーション | 巻紙輪転印刷機の折機 |
DE3543868A1 (de) * | 1985-10-31 | 1987-05-07 | Koenig & Bauer Ag | Raederfalzapparat |
JPS62179262U (fr) * | 1986-05-06 | 1987-11-13 | ||
DE3735303A1 (de) * | 1987-10-17 | 1989-04-27 | Roland Man Druckmasch | Falzapparat |
JPH0227260A (ja) * | 1988-07-18 | 1990-01-30 | Hitachi Electron Eng Co Ltd | 微生物の識別計数方法 |
DE4041613A1 (de) * | 1990-02-19 | 1991-08-22 | Frankenthal Ag Albert | Falzapparat |
DE4120630C1 (fr) * | 1991-06-22 | 1992-11-05 | Man Roland Druckmaschinen Ag, 6050 Offenbach, De | |
FR2680480B1 (fr) * | 1991-08-19 | 1993-11-26 | Harris Marinoni Sa | Machine a couper et a plier une bande de papier imprime. |
DE4208353A1 (de) * | 1992-03-16 | 1993-09-23 | Heidelberger Druckmasch Ag | Rotationsfalzapparat mit spezieller zylinderanordnung fuer rollenrotationsdruckmaschinen |
-
1993
- 1993-04-28 DE DE9320408U patent/DE9320408U1/de not_active Expired - Lifetime
- 1993-04-28 DE DE4313938A patent/DE4313938A1/de not_active Withdrawn
-
1994
- 1994-04-22 DE DE59401816T patent/DE59401816D1/de not_active Expired - Fee Related
- 1994-04-22 EP EP94106299A patent/EP0622322B1/fr not_active Expired - Lifetime
- 1994-04-28 US US08/234,963 patent/US5520378A/en not_active Expired - Fee Related
- 1994-04-28 RU RU94015233A patent/RU2121439C1/ru active
- 1994-04-28 JP JP6092484A patent/JP2589956B2/ja not_active Expired - Lifetime
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2991995A (en) * | 1954-06-02 | 1961-07-11 | Hoe & Co R | Folding mechanism for printing machines |
US4159823A (en) * | 1977-08-12 | 1979-07-03 | Wood Industries, Inc. | Multiple product folder |
EP0233377A1 (fr) * | 1986-02-20 | 1987-08-26 | Komori Printing Machinery Co., Ltd. | Dispositif de pliage pour rotative |
FR2620972A1 (fr) * | 1987-09-24 | 1989-03-31 | Roland Man Druckmasch | Mecanisme d'entrainement pour une plieuse pour produits imprimes |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7226877B2 (en) | 2004-12-27 | 2007-06-05 | E. I. Du Pont De Nemours And Company | Liquid water impermeable reinforced nonwoven fire blocking fabric, method for making such fabric, and articles fire blocked therewith |
Also Published As
Publication number | Publication date |
---|---|
RU94015233A (ru) | 1996-04-27 |
JP2589956B2 (ja) | 1997-03-12 |
EP0622322B1 (fr) | 1997-02-19 |
JPH06329332A (ja) | 1994-11-29 |
US5520378A (en) | 1996-05-28 |
DE4313938A1 (de) | 1994-11-03 |
DE59401816D1 (de) | 1997-03-27 |
DE9320408U1 (de) | 1994-06-23 |
RU2121439C1 (ru) | 1998-11-10 |
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