DE3203943A1 - METHOD FOR CUTTING PHOTOSET FILMS OR THE LIKE. AND DEVICE FOR IMPLEMENTING THE METHOD - Google Patents

Description

Method for cutting phototypesetting films or the like. and device for carrying out the method

The invention relates to a method for cutting phototypesetting films or similar sheet or roll goods specified column widths or numbers in the longitudinal column and, if applicable, in the transverse column direction.

Such phototypesetting or phototypesetting films are produced in phototypesetting machines. This z. B. left-justified and Text applied paragraph by paragraph, with the number of columns differing from paragraph to paragraph according to the amount of text and / or the intended format is it z. B. to create such films in four columns width, so that the text paragraphs one, two, three or four-column total widths. Then the individual, possibly different-format Text cut out and used for page assembly of printed matter.

Cutting out the text blocks is time-consuming and cumbersome because of the ongoing format changes. It is true that the use of an already known cutting device brings about the opposite of the usual cutting out with a pair of scissors by hand already a simplification; however, there are also many manipulations for operation necessary, so that the processing is more precise, but still cumbersome and time-consuming.

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The object of the present invention is therefore to provide a method for cutting phototypesetting films and the like. to accomplish, in which a cumbersome and time-consuming manual operation is avoided and in which an exact processing result is achievable.

A further object of the present invention is to provide a device for carrying out the method according to the invention to create, which enables a largely automatic processing of photo typesetting films and the like.

To solve the problem, it is proposed in particular, on the one hand, that that the phototypesetting film or the like is provided with markings in accordance with the positions of the intended cuts that are scanned to control cutting devices.

This means that the phototypesetting film can be cut practically automatically, thanks to the markings made the respective position of the cuts to be made is specified.

The phototypesetting film or the like is expediently initially with longitudinal cuts and then with transverse cuts * - or Averages provided. With this intended order of processing, you get at least up to the cross entrances or averages in spite of the longitudinal cuts contiguous film tape in full width, making the guide within a corresponding device given is.

The device for carrying out the method according to the invention is in particular characterized in that it a control at least for the automatic actuation of longitudinal cutters assigned to different gap widths having. This means that while a phototypesetting film is running through the device, it is possible to accordingly provided longitudinal cuts are made.

In the case of a device that can be

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works together, it is advantageous if the lighting system a marking device for making markings on the phototypesetting film or the like, wherein these markings are used to control a scanning device belonging to the controller. The markings can thereby simultaneously with the application of the text pieces

can also be applied to the phototypesetting film. Thus, in a processing machine preceding the cutting device part of the invention, namely the application of the control mark realized.

The markings are expediently preferably as line markings, in particular on an outer edge of the Film provided. Such .Strichmarkierungen can be easily read and the arrangement on the outer edge of the Film has the advantage that the entire film field intended for labeling remains free.

One embodiment provides that for each column edge corresponding to a specific position in the transverse direction of the film, a longitudinal cutter is provided in each case, which can optionally be brought into the cutting insert position and with the control stay in contact. Each slitter is thus assigned to a column width and can be used accordingly if necessary the column width assigned to it, longitudinal cuts in the intended length, controlled by the edge markings, bring in.

A modified embodiment provides that a longitudinal cutter is connected to a transverse positioning device for setting different numbers of columns or column widths. This construction is particularly useful when there are high numbers of columns or possible transverse positions to the Carrying out longitudinal cuts, advantageous.

Additional refinements of the invention are given below Subclaims listed. The invention with its essential details is based on the

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Drawing explained in more detail.

It shows partly more schematically:

Fig..1 is a perspective side view of a longitudinal cutting device ,

FIG. 2 shows a perspective side view of the longitudinal cutting device shown in FIG. 1 with a coupled cross-cutting device, FIG.

3 shows a perspective side view corresponding approximately to FIG. 2, but here with a modified one Embodiment of the longitudinal cutting device,

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Up to 7 side or top views in the area of the longitudinal cutter or the cross cutter in a highly schematic manner Shape,

Fig. 8. A side view of a longitudinal cutter with a stroke? " establishment and

9 shows the slitter shown in FIG. 8 in one

compared to this side view rotated by 90 °.

A device 1 (Fig. 1) is used for cutting phototypesetting films 2, wherein 'the device shown in Fig. 1 is only used for longitudinal cutting of the film 2, i. H. parallel to Transport direction are cut according to the arrow Pf 1.

In the exemplary embodiment, the device 1 has four longitudinal cutters 3 which are arranged next to one another in the transverse direction to the transport direction of the film. Each longitudinal cutter 3 has a lifting device k , which is essentially formed by a lifting magnet, and which the respective knife 5 of a longitudinal cutter 3 in cutting

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position or can bring into disengagement. The knives 5 are shifted according to the double arrow Pf 2. Everyone Slitter 3 or its lifting device A is connected to a control 6. The controller 6 in turn has at least one scanning device 7, scanned by means of the markings 8, in the present case line markings can be.

The phototypesetting film 2 is produced in a phototypesetting system. B. start left-justified and in the present example one, two ; can be three or four columns. The individual font blocks 9 must be separated from the film 2 for further processing. For this purpose, the longitudinal cutters 3 perform a longitudinal cut on the right-hand edge of the column, which is dependent on the number of lines. When creating the writing blocks 9 in the photo typesetting system, the markings 8 are now applied according to the invention to each writing block, this preferably taking place outside the writing field on the outer edge, seen here in the transport direction, on the right outer edge. The markings 8 are provided here in the first line of the associated script block 9. The number of individual marking lines also controls the corresponding slitter 3 via the control 6 Length cutter.

If the further cutting of the font blocks 9 is to be done by hand behind the device 1, the longitudinal cutter for the fourth column can also be used as a fixed, permanently engaged knife be formed. The control information in the form of Right outer edge 10 containing line markings 8 is separated.

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In the embodiment of a device 1a for cutting phototypesetting films 2 according to FIG. 2, the longitudinal cutting device is 1 coupled to a cross-cutting device and in particular as a coherent structural unit 1 a educated. In this case, in the case of the slitter, the outer edge TO is provided with the control information not separated, since the markings 8 in the cross-cutting device 11 are still used to control the cutting length in the transverse direction is used for film 2. You then get a film strip at the end of the device 1 a, the right side of the Kontur.der strung together font blocks 9 corresponds. If necessary, however, there is also the possibility of control of the cross cutter 12 belonging to the cross cutter 11 so that it cuts the film on End of each scripture block 9 completely severed. The font blocks are then cut out individually. It should also be mentioned that the left outer edge of the photosetting film 2 by a fixed knife in the longitudinal cutter 3 or in the Cross cutter 11 can be separated. The outer edge 10 and the left outer edge 10 a are perforations, which may be. can also be used to intervene by means of transport, connected to the rest of the film. When separating the edges 10, 10 a this perforation is also cut off. Due to the sequence of cutting that is preferably provided of the film 2, namely first the introduction of the longitudinal cuts with the longitudinal cutters 3 and then the Cross cutting has the essential advantage that the film 2 is smooth and continuous at its longitudinal edges and the film thus remains coherent, so that it can be transported to the next processing station without difficulty can expire. Rollers 13, 13 a in the area of the cross-cutting device serve as transport devices for the film as well as rollers 14, 14 a in the area of the longitudinal cutting device. The film is placed between these rollers Pressure passed through. The drive rollers are connected to a drive motor 15 and expediently

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coupled with each other. In the drive connection to the rollers 13, 13 a of the cross cutting device 11 is a clutch is also provided, by means of which this roller drive is briefly stopped during the cross-cutting process can be. A brake is also expediently provided in the separating clutch.

As already mentioned, the lifting devices 4 are for the individual longitudinal cutters 3 are preferably formed by lifting magnets. The cross cutter 12 is also preferably included a lifting magnet 16 coupled. If the cross cutter has cross sections of controlled length according to the Number of columns of a font block 9 is to perform, adjustable on the cross cutter 12 or on its lifting magnet 16, From the further control device 6 a controllable stops od. Like. Stroke limiters may be provided. If the intention is to cut the film completely from block to block, this cut length control can be used omitted. The control sequence provides for both cases that when the line marking 8 is detected in the area of the Cross cutter 12 initially stopped the transport, then actuated the cross cutter 12 and then again the Transport is switched on.

In the area of the cross-cutting device 11 is used for detection the line markings 8 a scanning device 7 a, while a scanning device 7 is provided in the area of the longitudinal cutting device. These scanners have an optoelectronic read head with a light guide 17, in particular one, guided to the reading point Fiber optic light guide on. The reading point is expediently approximately in the direction of the side alignment of the longitudinal cutter 3 or the cross cutter 12 is provided. Due to the use of light guides 17, this point is also under cramped Conditions easily achievable, while the scanning devices 7, 7 a are housed in a suitable place can.

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In the exemplary embodiment (FIGS. 1 and 2), the longitudinal cutters 3 with their lifting devices A are attached to a bridge-like holder 18 spanning the transport path of the film 2. Appropriately, these longitudinal cutters 3 with lifting device 4 are attached to the holder so that they can be easily exchanged, so that they can be attached to the holder as required. As a result, an adaptation to phototypesetting films of different widths or films with different numbers of columns is possible in a simple manner. In Fig. 1 and 2 a fully equipped bracket is shown, so that here, for. B. a four-wheel film can be cut. On the transport path of the film 2, a longitudinal side stop is provided for guidance, which is preferably adjustable to different film widths. As the longitudinal cutting device can be optionally equipped with longitudinal cutters 3 in different numbers or in different positions, the longitudinal cutting device can be used practically universally for a large number of phototypesetting films 2. The device 1 with four longitudinal cutters 3 is only one possibility of an embodiment. If necessary, the holder 18 could also be narrower or wider and designed for a different number of longitudinal cutters. It is advantageous if the individual _r slitter 3 in its transverse position slightly are adjustable to allow a precise einjustieren on the column width. However, this adaptability could also be provided directly in the holder 19 for each knife 5.

The knives 5 of the longitudinal cutter 3 are leaf-shaped, tapering to a point. This can be seen well in the side view of a longitudinal cutter 3 according to FIG. 8. The direction of transport of the film 2 is indicated by the arrow Pf 1. The shape of the knife with an inlet bevel enables precisely positioned longitudinal cuts to be made. The knives 5 are held in the clamp holder 19. This clamping bracket 19 is connected to the armature of the lifting magnet of the lifting device k . When arriving

Control of this lifting magnet pushes the knife 5 in the direction of the arrow Pf 3 in the cutting direction. In the cutting area is provided as a base for supporting the film 2, a roller 20, preferably made of metal, which also Part of the roller 14 indicated in FIGS. 1 and 2 can be. The roller 20 has a in the engagement area of the knife 5 circumferential annular groove 21. In addition to the knife 5, a pressure roller 22 can also be seen, which is preferably a running surface Made of rubber, plastic or the like. Has non-slip material. With this pressure roller 22, the film 2 held down during the cutting process. With 23 is a return spring in the lifting device 4 and at 24 a guide for the holder 19 or the Armature of the lifting magnet of the lifting device 4 is referred to.

A modified embodiment of a longitudinal cutting device 1b is shown in FIG. 3. Instead of one of the number of columns corresponding number of longitudinal cutters 3, only one longitudinal cutter 3 is provided here, which, however, has a transverse positioning device 25 adjusted in the transverse direction according to the double arrow Pf 4 and in particular to different Column positions can be adjusted. Thus, the control 6 is initially used to position the sides here of the knife 5 and then lowering it into the cutting position by means of the lifting device 4. This embodiment is particularly useful for large numbers of columns or Frequently changing column widths and numbers of columns are advantageous because of the lower structural effort. The transverse positioning device 25 has a servomotor which is electrically connected to the controller 6 26 on.

In the figures, the writing area of the phototypesetting film 2 is marked with the individual writing blocks 9, while the empty fields 27 are marked by cross-hatching.
In Figures 4 to 7 is again highly schematic

the processing sequence is shown, wherein in Fig. A in Side view of a longitudinal cutter 3 is shown, which is electrically connected to the control 6. Is done by the scanning device 7 a pulse recording by passing markings 8, then the control 6 receives a Impulse that triggers the lifting device 4 of the slitter 3 and brings it into the cutting position. It will then longitudinal cuts 28 are made in accordance with the respective column width. With the cross cutter 11 (FIG. 6), cross-sections 29 are then introduced, the length of which is based on the respective column width or number is matched. The control for triggering these cross-sections and also for controlling their length takes place also via a scanning device 7 a with a downstream controller 6 a.

All of the features presented in the description, the claims and the drawing could be used individually as well as in any combination with one another be essential to the invention.

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Claims (21)

Expectations Method for cutting phototypesetting films or the like. Sheet or roll goods according to predetermined Column widths or numbers in the longitudinal column and possibly in the transverse column direction, thereby characterized in that the photosetting film or the like. According to the positions of the intended Cuts is provided with markings that are scanned to control cutting devices. 2. The method according to claim 1, characterized in that the photosetting film or the like. First with longitudinal incisions and then provided with cross sections or intersections. 3. The method according to claim 1 or 2, characterized in that by the controller and the like Cross cutter first the film transport, then the cutter and then again the Film transport can be controlled. 4. The method according to any one of claims 1 to 3, characterized in that the markings (8) outside the intended text field of the photo set and in particular on an outer edge (10) of the film (2) be attached. - ' 5. Device for cutting phototypesetting films and the like, in particular for carrying out the method according to claim 1 to 4, wherein the device has a longitudinal cutter and an adjusting device for Setting the respective cutting position, ζ. Β. according to different columns, if necessary a cross cutter, guide means for the film or the like and a further transport device has, characterized in that the device (1) has a control (6) at least for the automatic Has actuation of longitudinal cutters (3) assigned to different gap widths. 6. The device according to claim 5, which works together with a light setting system, characterized in that that the photocomposition system has a marking device for applying markings (8) to the phototypesetting Filra or the like, and that these markings (8) for controlling a to the controller (6j 6 a) belonging scanning device (7, 7 a) are used. 7. Apparatus according to claim 6, characterized in that the markings (8) preferably as line markings are provided in particular on an outer edge (10) of the film (2). 8. Device according to one of claims 5 to 7, characterized in that both for actuating longitudinal cutters (3) as well as for a cross cutter (12) controls (6, 6 a) are provided and that preferably Both the cross cutter (12) and the longitudinal cutters (3) may be laterally adjustable Scanning devices (7 »7 a) are provided for detecting the markings (8). 9. Device according to one of claims 5 to 8, characterized characterized in that for each column edge corresponding to a certain position in the film transverse direction, respectively a longitudinal cutter (3) is provided, which can optionally be brought into the cutting insert position and with the Control (6) are in communication. 10. Device according to one of claims 5 to 9, characterized in that the scanning device (s) (7, 7 a) an optoelectronic read head preferably with one to the expediently close in front of the respective Cutting device located reading point guided light guide (17), in particular a glass fiber light guide, having. 11. Device according to one of claims 5 to 10, characterized in that each longitudinal cutter (3) with a to the control (6) connected lifting device (4), preferably connected to a lifting magnet. 12. · Device according to one of claims 5 to 11, characterized characterized in that it has a longitudinal cutting edge ^ in · » direction and a cross cutting device (11) as coherent structural unit (1 a) is formed. 13. Device according to one of claims 5 to 12, characterized in that the lifting devices (4) on one bridge-like, the transport path of the film (2) or the like spanning bracket (18) are attached, the Arrangement and number of the lifting devices (4) or the longitudinal cutter (3) to the respective number of columns or » Column width of the film to be processed (2) or the like. Is matched. 14. Device according to one of claims 5 to 13, characterized in that the longitudinal cutter (3) each have a blade-shaped, preferably pointed knife / 4 -A- (5) attached to the lifting armature of the lifting magnet is and that preferably on the lifting armature or a return spring. The like. Return element for disengagement of the knife attacks. 15. Device according to one of claims 5 to IA, characterized characterized in that the lifting armature of the lifting magnet or its extension to a knife clamping bracket (19) has a guide (2A), preferably roller bearings guided in at least one longitudinal slot. 16. Device according to one of claims 5 to 15, characterized in that for each longitudinal cutter (3) one Rear support for the film (2) od. The like. Is provided, which in the cutting area of the knife (5) a Has recess, and that this support preferably by a roller (20) or. The like. With an annular groove (21) is formed. 17. Device according to one of claims 5 to 16, characterized in that at each longitudinal cutter (3) one Pressure roller (22) is preferably provided next to the knife (5), in particular for holding down the film (2) or the like. Against the support roller (20). 18. Device-according to one of claims 5 to 17, characterized characterized in that the longitudinal cutter (3), preferably with a lifting device (A), can be easily replaced on the Bridge-like holder (18) or the like. Are or can be fastened. 19. Device according to one of claims 5 to 18, characterized in that on the transport path of the film (2) within the device has a fixed and preferably a laterally adjustable longitudinal side stop for guidance of the film are provided. / 5 ft · · · 20. Device in particular-according to one of claims 5 to 19 »characterized in that one or more, preferably a single longitudinal cutter (3) with a Cross positioning device (25) is connected, for setting to different numbers of columns or Column widths. 21. The device according to claim 20, characterized in that that the transverse positioning device (25) has a slide-like guide on which the longitudinal cutter (3), expediently with lifting device (4), and that a transverse adjustment drive with the control (6) electrically connected servomotor (26) or the like. - Description -