Printing machine with non-impact printing unit and scoring device

EP4766554A1Pending Publication Date: 2026-07-01KOENIG & BAUER AG

Patent Information

Authority / Receiving Office
EP · EP
Patent Type
Applications
Current Assignee / Owner
KOENIG & BAUER AG
Filing Date
2024-04-19
Publication Date
2026-07-01

AI Technical Summary

Technical Problem

Existing printing machines face challenges in producing high-quality packaging for pourable food products, particularly in achieving a stable creasing pattern while using non-impact printing methods, which often result in substrates being dried before creasing, leading to potential brittleness and fragility.

Method used

A printing machine is designed with a non-impact printing unit, a creasing and/or punching device, and a drying device arranged in a specific sequence along the transport path, where creasing occurs before drying, ensuring the creasing pattern is maintained without negative impact from high dryer powers.

Benefits of technology

This configuration allows for high-quality, tight packaging even with high moisture content substrates, as creasing occurs before drying, preventing brittleness and ensuring consistent print quality across various substrate sizes.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention relates to a printing machine (01), wherein a transport path intended for the transport of substrate (02) is allocated to the printing machine (01) and wherein the printing machine (01) has at least one non-impact printing unit (11) having at least one print head (14) and wherein the printing machine (01) has at least one drying device (13) which is allocated to said non-impact printing unit (11) and the effective region (18) of which is arranged along the transport path intended for the transport of substrate after an application region (17) of said non-impact printing unit (11) and wherein the printing machine (01) has at least one scoring device (21) and wherein a machining location (26) of the at least one scoring device (21) is arranged along the transport path intended for the transport of substrate (02) before the application region (17) of said non-impact printing unit (11) and / or before the effective region (18) of the drying device (13) allocated to said non-impact printing unit (11).
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Description

[0001] Description

[0002] Printing machine with non-impact printing unit and creasing device

[0003] The invention relates to a printing machine with a non-impact printing unit and a creasing device according to the preamble of claim 1.

[0004] To produce packaging for pourable food products, web-like substrates are typically first printed and often later provided with additional functional layers. These substrates are typically provided with a creasing pattern after printing to facilitate subsequent completion of packaging containers. Punching holes for straws, for example, is also typically performed at this time. This completion is preferably carried out in combination with a filling process. To achieve a stable creasing pattern, it is common practice to first apply the desired print image using a form-based printing process and then create the creasing pattern. This ensures that the creasing pattern is retained in its original form.

[0005] In the flexographic printing process, drying typically occurs after each of, say, four printing processes of individual colors. These individual colors, for example, have a water content of approximately 60%, which must be removed during drying.

[0006] There are efforts to perform the printing process entirely or partially using non-impact printing methods, for example, to produce short runs or customized print images cost-effectively. For example, flexo printing units are being replaced with a non-impact printing unit.

[0007] From WO 01 / 51275 A1 and US 2006 / 0032928 A1 it is known to print a web-shaped substrate in a printing gap between rotating bodies and then to provide it with a creasing pattern.

[0008] From EP 3 738 780 A1 it is known to print a web-shaped packaging material before filling by means of an inkjet printing process instead of a flexographic printing process.

[0009] From WO 2019 / 007979 A1 it is known to print a web using inkjet printing and then to provide it with a creasing pattern.

[0010] EP 3 369 572 A1 discloses a sheet-fed printing machine in which a flexographic printing unit, an inkjet printing unit and a creasing device are arranged one after the other along a transport path provided for transporting substrate.

[0011] From CN 114434979 A a device for printing textile webs by means of a digital printing unit with an associated drying device is known, wherein a device arranged upstream of the digital printing unit is arranged for trimming side edges of a material web combined from a textile web and a paper web.

[0012] EP 2 902 201 A2 discloses a device for producing a structured surface of a lacquer layer on a printing substrate. A structure is introduced into a previously applied lacquer layer before the lacquer layer is dried. The printing substrate itself is protected because it is not deformed.

[0013] The invention is based on the object of creating a printing machine with a non-impact printing unit and a creasing device.

[0014] The object is achieved according to the invention by the features of claim 1. A printing press is assigned a transport path provided for transporting substrate. The printing press has at least one non-impact printing unit with at least one print head. The printing press has at least one drying device which is assigned to this non-impact printing unit and whose area of ​​action is arranged along the transport path provided for transporting substrate after one and preferably after each application area of ​​this non-impact printing unit. The printing press has at least one creasing and / or punching device, in particular with at least one creasing tool and / or at least one punching tool. Preferably, the at least one creasing and / or punching device is designed at least as a creasing device.A processing station of the at least one creasing and / or punching device is arranged along the transport path provided for the transport of substrate upstream of the application area of ​​this non-impact printing unit and / or upstream of the action area of ​​the drying device assigned to this non-impact printing unit. Further preferably, the processing station of the at least one creasing and / or punching device is arranged along the transport path provided for the transport of substrate upstream of the action area of ​​the drying device assigned to this non-impact printing unit, and even more preferably, the processing station of the at least one creasing and / or punching device is also arranged along the transport path provided for the transport of substrate upstream of, and more preferably upstream of, each application area of ​​the non-impact printing unit.

[0015] This has the particular advantage that the substrate can be creasing and / or punched before this drying device acts on the substrate. In non-impact printing, and in particular in inkjet printing, four colors are usually printed one after the other onto the substrate and only then is the entire print image created thereby dried. In inkjet printing in particular, the respective colors usually have a moisture content of around 80%. Depending on the print image, this means that in some areas the total moisture content can be up to 320% before drying takes place. Since, in the arrangement described, drying only takes place after the creasing has been done, the print image can be dried particularly intensively. Areas of the substrate which have been provided with relatively little ink and therefore relatively little moisture can become relatively brittle and fragile at high dryer outputs. However, since the substrate only becomes brittle and fragile after creasing or punching.Because the material is dried to such an extent during die-cutting, creasing or die-cutting has no negative impact on the result of the creasing or die-cutting, even with high dryer performance and low initial moisture content. The substrate can therefore be printed on any large area with high moisture content and then dried accordingly and still be processed into tight, high-quality packaging. Creasing before a printing process in the same area of ​​the substrate is possible with the non-impact printing process because pre-creased substrate is not pressed into a printing nip by the printing process and thus the creasing effect is maintained. In addition, it is possible to use relatively short drying devices with relatively high temperatures. This saves installation space and costs compared to long dryers with low temperatures.

[0016] In a further development, the printing press is preferably characterized in that the at least one drying device is designed as a hot-air drying device and / or as an infrared drying device. This infrared drying device preferably has at least one radiation source for the targeted emission of electromagnetic radiation in the near-infrared range, i.e., with a wavelength between 780 nm and 3 pm. These are particularly effective when using water-based inks, which is particularly advantageous in the food industry. In particular, the introduced moisture is preferably heated or dried, rather than the substrate itself.

[0017] In an alternative or additional development, the printing press is preferably characterized in that the printing press has at least one upstream, form-bound printing unit, the application area of ​​which is arranged along the transport path provided for the substrate transport, upstream of the processing point of the creasing and / or punching device. This at least one upstream form-bound printing unit is preferably designed as a flexographic printing unit. This allows consistent print images and / or primers for non-impact printing to be produced cost-effectively without affecting the creasing.

[0018] In an alternative or additional development, the printing press is preferably characterized in that the printing press has at least one downstream form-bound printing unit, the application area of ​​which is arranged along the transport path provided for the transport of substrate after the or each application area of ​​the non-impact printing unit and / or after the exposure area of ​​the drying device assigned to the non-impact printing unit. This at least one downstream form-bound printing unit is preferably designed as a flexographic printing unit. This allows consistent print images to be produced cost-effectively in the area outside the creases without affecting the creases.

[0019] In an alternative or additional development, the printing press is preferably characterized in that a machine control system of the printing press is configured to take into account the detection of at least one creasing and / or punching mark, generated in particular by means of the at least one creasing and / or punching device, when controlling the at least one non-impact printing unit. Thus, register accuracy between non-impact printing and creasing can be ensured.

[0020] In an alternative or additional development, the printing press is preferably characterized in that the at least one non-impact printing unit is designed as an inkjet printing unit and / or that the at least one print head is designed as an inkjet print head. This allows for particularly high print quality at low cost.

[0021] In an alternative or additional development, the printing press is preferably characterized in that the at least one non-impact printing unit has at least one print head unit, the application area of ​​which extends, in particular, continuously over a width of at least 20 cm, more preferably at least 50 cm, even more preferably at least 100 cm, even more preferably at least 150 cm, and even more preferably at least 200 cm in a transverse direction. This allows a non-impact print image to be produced at any location on the substrate, thus producing a particularly high-quality printed product.

[0022] In an alternative or additional development, the printing press is preferably characterized in that the at least one non-impact printing unit has at least two, more preferably at least three, and even more preferably at least four print head units, whose application areas are arranged one after the other along the transport path provided for the transport of substrate. These are more preferably each connected to their own supply systems, which are completely separate from one another, in particular with regard to fluid lines. This allows for multi-color non-impact printing and thus a high-quality printed product.

[0023] In an alternative or additional development, the printing press is preferably characterized in that the printing press is designed as a web-fed printing press and / or has at least one substrate feed device designed as a roll unwinding device and in particular as a roll changer and / or at least one winding device for winding printed and grooved substrate. This enables particularly high printing speeds and further processing in conventional filling systems.

[0024] In an alternative or additional development, the printing press is preferably characterized in that the printing press has at least one inspection device arranged in alignment with an inspection point of the transport path provided for the transport of substrates. The inspection point is preferably arranged along the transport path provided for the transport of substrates after the or each application area of ​​the non-impact printing unit and more preferably after the or each application area of ​​the at least one downstream form-based printing unit. This allows the quality of the substrate processing to be checked and the printing press to be adjusted if necessary.

[0025] An embodiment of the invention is shown in the drawing and is described in more detail below.

[0026] They show:

[0027] Fig. 1 is a schematic representation of a printing machine with a non-impact printing unit and a creasing device;

[0028] Fig. 2 is a schematic representation of a creasing device;

[0029] Fig. 3 is a schematic representation of a processing point of a creasing device;

[0030] Fig. 4 is a schematic representation of a non-impact printing unit;

[0031] Fig. 5 is a schematic representation of application areas of a non-impact printing unit;

[0032] Fig. 6 is a schematic representation of a flexo printing unit.

[0033] A printing press 01 has at least one non-impact printing unit 11 with at least one print head 14. The at least one print head 14 is designed in particular to print on a substrate 02 without contact. The substrate 02 is preferably designed as a paper- or cardboard-containing substrate 02. Preferably, the at least one print head 14 is designed as an inkjet print head 14 and / or the at least one non-impact printing unit 11 is designed as an inkjet printing unit 11. For example, the at least one non-impact printing unit 11 has at least one non-impact printing unit 12, which more preferably has the at least one print head 14. In the case of a print head 14 designed as an inkjet print head 14, the at least one non-impact printing unit 12 is designed as an inkjet printing unit 12.

[0034] The printing press 01 is assigned a transport path provided for transporting substrate 02. The transport path provided for transporting substrate 02 is in particular the spatial area which the substrate 02, if present, possibly at least temporarily, occupies and / or would occupy. In the case of a curved transport path, a transport direction T is preferably the direction T that runs tangentially to a section or point of the provided transport path that is closest to a respective reference point and is provided for transporting the substrate 02 at this section or point. This respective reference point is preferably located at the point or on the component that is related to the transport direction T. The transport direction T therefore preferably extends along the transport path provided for substrate 02.A transverse direction A is preferably a direction A that extends orthogonal to the transport direction T and horizontally. In particular, the transverse direction A is orthogonal to a vertical direction V, while the transport direction T can have vertical components. A working width of the printing press 01 is preferably a dimension that extends in the transverse direction A. The working width of the printing press 01 preferably corresponds to a maximum width that a substrate 02 may have in order to still be able to be printed with the printing press 01, i.e. in particular a maximum sheet width and / or web width and / or width of the substrate 02 that can be processed with the printing press 01. The width of a substrate 02 is to be understood in particular as its dimension in the transverse direction A.The working width of the printing machine 01 is, for example, at least 20 cm, preferably at least 50 cm, more preferably at least 100 cm, even more preferably at least 150 cm and even more preferably at least 200 cm.

[0035] The at least one non-impact printing unit 11 and in particular the at least one non-impact printing unit 12 preferably has at least one print head unit 16, the application area 17 of which extends in particular continuously over a width of at least 20 cm, preferably at least 50 cm, more preferably at least 100 cm, even more preferably at least 150 cm and even more preferably at least 200 cm in the transverse direction A. The application area 17 of the at least one print head unit 16 preferably extends over the entire working width of the printing press 01. The at least one print head unit 16 can have a plurality of individual print heads 14 which together cover the application area 17.

[0036] The at least one non-impact printing unit 11 preferably has at least two, more preferably at least three, and even more preferably at least four print head units 16, whose application areas 17 are arranged one after the other along the transport path provided for the transport of substrate 02. These at least two, more preferably at least three, and even more preferably at least four print head units 16 are each preferably connected to their own supplies 36; 37; 38; 39, which are in particular completely separate from one another with regard to liquid lines. These are preferably four supplies 36; 37; 38; 39, which are provided for receiving inks of different colors, for example cyan, magenta, yellow, and black. The non-impact printing unit 11 preferably serves to produce the majority of the intended print image.

[0037] The printing press 01 preferably has at least one drying device 13 which is assigned to this non-impact printing unit 11. This assignment preferably consists in that this drying device 13 is arranged in particular to dry the ink applied to the substrate 02 by the at least one non-impact printing unit 12. An exposure region 18 of this at least one drying device 13 is arranged in particular along the transport path provided for the transport of substrate after one and preferably after each application region 17 of this non-impact printing unit 11. The at least one drying device 13 is preferably designed as a hot-air drying device 13 and / or as an infrared drying device 13. This infrared drying device 13 preferably has at least one radiation source for the targeted emission of electromagnetic radiation in the near-infrared range, i.e. with a wavelength between 780 nm and 3 pm.

[0038] The printing press 01 is preferably designed to print substrate 02 that is used as packaging material or at least as a component of packaging material. This packaging material is, for example, packaging material for free-flowing food products. Such packaging material is often multi-layered, with at least one layer being formed by printed substrate 02. The printing press 01 is preferably designed as a web-fed printing press 01, i.e., as a printing press 01 for printing web-shaped substrate 02. The printing press 01 is described below using the example of a web-fed printing press 01. However, the features mentioned also apply to a printing press designed as a sheet-fed printing press, unless contradictions arise. The printing press 01 has at least one substrate feed device 03.The at least one substrate feed device 03 is preferably designed as a roll unwinding device 03, i.e., as a substrate feed device 03 for web-shaped substrate 02. For example, the substrate feed device 03 is designed as a roll changer 03 with multiple roll holding positions, in particular for uninterrupted printing during a roll change. Preferably, the transport path provided for transporting substrate 02 begins at the substrate feed device 03. Preferably, the printing press 01 has at least one delivery device 04 for substrate 02, which is further preferably designed as a take-up device 04 for winding up printed and grooved substrate 02. Preferably, the transport path provided for transporting substrate 02 ends at the delivery device 04, which is preferably designed as a take-up device 04.

[0039] The printing press 01 has at least one creasing and / or punching device 21, which is preferably designed at least as a creasing device 21. Such a creasing device 21 serves to creasing the substrate 02, i.e. in particular to mechanically introduce creasing into the substrate 02. The creasing device 21 is therefore designed as a creasing device 21 for creasing the substrate 02. As a result, the substrate 02 can be folded at the corresponding points, preferably in a very defined manner and with little effort, in particular during the production of packaging. Preferably, the at least one creasing and / or punching device 21 has at least one creasing tool 24; 27 and / or at least one punching tool. Preferably, the at least one creasing tool 24; 27 is designed as a rotating creasing tool 24; 27 or rotary creasing tool 24; 27 and / or the at least one punching tool is designed as a rotating punching tool or rotary punching tool.For example, the at least one creasing device 21 has at least one negative creasing tool 24 and at least one positive creasing tool 27 designed in particular to interact with the negative creasing tool 24. For example, the at least one creasing device 21 has a first cylinder 22 and a second cylinder 23, wherein the first cylinder 22 carries at least one negative creasing tool 24 and the second cylinder 23 carries at least one positive creasing tool 27 designed in particular to interact with the negative creasing tool 24. A positive creasing tool 27 is also called a male part 27, for example, and preferably has elevations for introducing creasing into the substrate 02. A negative creasing tool 24 is also called a female part 24, for example, and preferably has depressions for receiving beads of the substrate 02 that are opposite the creasing and that arise during creasing.The transport path provided for transporting substrate 02 preferably runs at a processing point 26 of the at least one creasing and / or punching device 21 between the first cylinder 22 and the second cylinder 23. For example, the creasing tools 24; 27 are removably arranged on the respective cylinder 22; 23, in particular to enable processing of different jobs.

[0040] The processing point 26 of the at least one creasing and / or punching device 21 is arranged along the transport path provided for the transport of substrate 02 upstream of the action area 18 of the drying device 13 assigned to the non-impact printing unit 11. As a result, the substrate 02 is already provided with the desired creasing when the drying device 13 acts on the substrate 02. Preferably, the processing point 26 of the at least one creasing and / or punching device 21 is arranged along the transport path provided for the transport of substrate 02 upstream of the application area 17 of the non-impact printing unit 11 and more preferably upstream of each application area 17 of the non-impact printing unit 11. Then, the print image produced by the non-impact printing unit 11 is not negatively influenced by the creasing and / or punching device 21 before it is dried.

[0041] Preferably, a machine control system 33 of the printing press 01 is designed to take into account the detection of at least one creasing and / or punching mark 29, generated in particular by means of the at least one creasing and / or punching device 21, when controlling the at least one non-impact printing unit 11. Any recognizably grooved and / or punched location on the substrate 02 can serve as the creasing and / or punching mark 29. Preferably, the printing press 01 has at least one sensor device 31, the detection region 32 of which is arranged along the transport path provided for the transport of substrate 02 after the processing point 26 of the at least one creasing and / or punching device 21. This at least one sensor device 31 is preferably designed to detect the at least one creasing and / or punching mark 29, generated in particular by means of the at least one creasing and / or punching device 21.Preferably, the machine control 33 of the printing press 01 is connected to the at least one sensor device 31 via circuitry. Further preferably, the machine control 33 of the printing press 01 is connected to the at least one non-impact printing unit 11 via circuitry and configured such that a respective printing process of a respective copy of a printed image begins and / or ends depending on the detection of a respective creasing and / or punching mark 29.

[0042] The printing press 01 preferably has at least one upstream form-bound printing unit 06, which has at least one upstream form-bound printing unit 07, whose application area 08 is arranged along the transport path provided for the transport of substrate 02 upstream of the processing point 26 of the creasing and / or punching device 21. This at least one upstream form-bound printing unit 07 is designed, for example, as a flexographic printing unit 07. The at least one upstream form-bound printing unit 07 has, for example, an impression cylinder 41 and a forme cylinder 42 and, more preferably, also an anilox roller 43 and a chambered doctor blade 44. The at least one upstream form-bound printing unit 06 preferably includes the at least one upstream form-bound printing unit 07 and, more preferably, also at least one drying device 09 with an associated exposure area 19.This at least one drying device 09 is preferably designed as a hot-air drying device 09 and / or as an infrared drying device 09. This infrared drying device 09 preferably has at least one radiation source for the targeted emission of electromagnetic radiation in the near-infrared range, i.e., with a wavelength between 780 nm and 3 pm. The exposure zone 19 of this drying device 09 of the at least one upstream form-based printing unit 06 is preferably arranged along the transport path provided for the transport of substrate 02, upstream of the processing station 26 of the creasing and / or punching device 21. This at least one upstream form-based printing unit 06 serves, for example, to apply a primer in preparation for printing by means of the non-impact printing unit 11.

[0043] The printing press 01 preferably has at least one downstream form-bound printing unit 46, which has at least one downstream form-bound printing unit 47. The application area 48 of the at least one downstream form-bound printing unit 47 is preferably arranged along the transport path provided for the transport of substrate 02 after the application area 17 and more preferably after each application area 17 of the non-impact printing unit 11. The application area 48 of the at least one downstream form-bound printing unit 47 is preferably arranged along the transport path provided for the transport of substrate 02 after the exposure area 18 of the drying device 13 assigned to the non-impact printing unit 11. This at least one downstream form-bound printing unit 47 is preferably designed as a flexographic printing unit 47.The at least one downstream form-bound printing unit 47 has, for example, an impression cylinder 51 and a forme cylinder 52 and more preferably also an anilox roller 53 and a chamber doctor blade 54.

[0044] The at least one downstream form-bound printing unit 46 preferably includes the at least one downstream form-bound printing unit 47 and more preferably also at least one drying device 49 with an associated exposure region 56. This at least one drying device 49 is preferably designed as a hot-air drying device 49 and / or as an infrared drying device 49. This infrared drying device 49 preferably has at least one radiation source for the targeted emission of electromagnetic radiation in the near-infrared range, i.e. with a wavelength between 780 nm and 3 pm. The exposure region 56 of the drying device 49 of the at least one downstream form-bound printing unit 46 is preferably arranged along the transport path provided for the transport of substrate 02 after the application region 48 of the at least one downstream form-bound printing unit 47.This at least one downstream form-based printing unit 46 serves, for example, to apply a relatively small marking, for example, with a printing ink detectable by magnetic field sensors. The respective marking is preferably applied only to those surface areas of the substrate 02 that do not have any creasing. Thus, the at least one downstream form-based printing unit 46 has no direct influence on the creasing.

[0045] The printing press 01 preferably has at least one inspection device 57, which is arranged aligned with an inspection point of the transport path provided for the transport of substrate 02. This inspection point is preferably arranged along the transport path provided for the transport of substrate 02 after the application area 17 of the non-impact printing unit 11 and more preferably after each application area 17 of the non-impact printing unit 11. This inspection point is preferably arranged along the transport path provided for the transport of substrate 02 after the application area 48 of the at least one downstream form-bound printing unit 47 and more preferably after each application area 48 of the at least one downstream form-bound printing unit 47.

[0046] List of reference symbols

[0047] 01 Printing press, web-fed printing press

[0048] 02 Substrat

[0049] 03 Substrate feed device, roll unwinder, roll changer

[0050] 04 Dispensing device, winding device

[0051] 05 -

[0052] 06 Printing unit, flexo printing unit, upstream

[0053] 07 Printing unit, flexo printing unit, upstream

[0054] 08 Application area (07)

[0055] 09 Drying device, hot air drying device, infrared drying device

[0056] 10 -

[0057] 11 Non-Impact printing unit, inkjet printing unit

[0058] 12 Non-Impact printing unit, inkjet printing unit

[0059] 13 Drying device, hot air drying device, infrared drying device

[0060] 14 Print head, inkjet print head

[0061] 15 -

[0062] 16 Print head unit

[0063] 17 Application area (12)

[0064] 18 Area of ​​influence (13)

[0065] 19 Area of ​​influence (09) 0 - 1 Creasing and / or punching device 2 Cylinder, first 3 Cylinder, second 4 Creasing tool, rotary creasing tool, negative 5 - Processing point (21)

[0066] Creasing tool, rotary creasing tool, positive

[0067] Creasing and / or punching mark

[0068] Sensor device

[0069] Detection range (31)

[0070] Machine control

[0071] stock

[0072] stock

[0073] stock

[0074] stock

[0075] Impression cylinder (07)

[0076] Form cylinder (07)

[0077] Anilox roller (07)

[0078] Chamber doctor blade (07)

[0079] Printing unit, flexo printing unit, downstream

[0080] Printing unit, flexo printing unit, downstream

[0081] Application area (47)

[0082] Drying device, hot air drying device,

[0083] Infrared drying device

[0084] Impression cylinder (47)

[0085] Form cylinders (47)

[0086] Anilox roller (47) 54 Chamber doctor blade (47)

[0087] 55 -

[0088] 56 Area of ​​influence (49)

[0089] 57 Inspection facility

[0090] A transverse direction

[0091] T Transport direction

[0092] V direction, vertical

Claims

Claims 1. Printing machine (01) for printing on substrate (02), wherein the printing machine (01) is assigned a transport path provided for transporting substrate (02), and wherein the printing machine (01) has at least one non-impact printing unit (11) with at least one print head (14), and wherein the printing machine (01) has at least one drying device (13) assigned to this non-impact printing unit (11), the area of ​​action (18) of which is arranged along the transport path provided for transporting substrate after an application area (17) of this non-impact printing unit (11), and wherein the printing machine (01) has at least one creasing device (21) serving to creasing substrate (02), characterized in thatthat a processing point (26) of the at least one creasing device (21) is arranged along the transport path provided for the transport of substrate (02) in front of the application area (17) of this non-impact printing unit (11) and / or in front of the exposure area (18) of the drying device (13) associated with this non-impact printing unit (11).

2. Printing machine according to claim 1, characterized in that the at least one drying device (13) is designed as a hot air drying device (13).

3. Printing machine according to claim 1 or 2, characterized in that the at least one drying device (13) is designed as an infrared drying device (13).

4. Printing machine according to claim 3, characterized in that this infrared drying device (13) has at least one radiation source for the targeted emission of electromagnetic radiation in the near-infrared range.

5. Printing machine according to claim 1 or 2 or 3 or 4, characterized in that the printing machine (01) has at least one upstream form-bound printing unit (07), the application area (08) of which is arranged along the transport path provided for the transport of substrate (02) in front of the processing point (26) of the creasing device (21).

6. Printing machine according to claim 5, characterized in that the at least one upstream form-bound printing unit (07) is designed as a flexographic printing unit (07).

7. Printing machine according to claim 1 or 2 or 3 or 4 or 5 or 6, characterized in that the printing machine (01) has at least one downstream form-bound printing unit (47), the application area (48) of which is arranged along the transport path provided for the transport of substrate (02) after the application area (17) of the non-impact printing unit (11) and / or after the exposure area (18) of the drying device (13) assigned to the non-impact printing unit (11).

8. Printing machine according to claim 7, characterized in that the at least one downstream form-bound printing unit (47) is designed as a flexographic printing unit (47).

9. Printing machine according to claim 1 or 2 or 3 or 4 or 5 or 6 or 7 or 8, characterized in that a machine control (33) of the printing machine (01) is designed to take into account a detection of at least one creasing and / or punching mark (29) when controlling the at least one non-impact printing unit (11).

10. Printing machine according to claim 1 or 2 or 3 or 4 or 5 or 6 or 7 or 8 or 9, characterized in that the at least one non-impact printing unit (11) is designed as an inkjet printing unit (11) and / or that the at least one print head (14) is designed as an inkjet print head (14).

11. Printing machine according to claim 1 or 2 or 3 or 4 or 5 or 6 or 7 or 8 or 9 or 10, characterized in that the at least one non-impact printing unit (11) has at least one print head unit (16) whose application area (17) extends over a width of at least 20 cm and / or at least 50 cm and / or at least 100 cm and / or at least 150 cm and / or at least 200 cm in a transverse direction (A).

12. Printing machine according to claim 1 or 2 or 3 or 4 or 5 or 6 or 7 or 8 or 9 or 10 or 11, characterized in that the at least one non-impact printing unit (11) has at least two print head units (16), the application areas (17) of which are arranged one after the other along the transport path provided for the transport of substrate (02).

13. Printing machine according to claim 1 or 2 or 3 or 4 or 5 or 6 or 7 or 8 or 9 or 10 or 11 or 12, characterized in that the processing point (26) of the at least one creasing device (21) is arranged along the transport path provided for the transport of substrate (02) in front of the application area (17) of this non-impact printing unit (11).

14. Printing machine according to claim 1 or 2 or 3 or 4 or 5 or 6 or 7 or 8 or 9 or 10 or 11 or 12 or 13, characterized in that the printing machine (01) is designed as a web-fed printing machine (01) and / or has at least one substrate feed device (03) designed as a roll unwinding device (03) and / or as a roll changer (03).

15. Printing machine according to claim 1 or 2 or 3 or 4 or 5 or 6 or 7 or 8 or 9 or 10 or 11 or 12 or 13 or 14, characterized in that the printing machine (01) has at least one inspection device (57) which is arranged aligned with an inspection point of the transport path provided for the transport of substrate (02) and that the inspection point is arranged along the transport path provided for the transport of substrate (02) after the application area (17) of the non-impact printing unit (11).

16. Printing machine according to claim 1 or 2 or 3 or 4 or 5 or 6 or 7 or 8 or 9 or 10 or 11 or 12 or 13 or 14 or 15, characterized in that the printing machine (01) is designed to print on substrate (02) which is used as packaging material or at least as a component of packaging material.

17. Printing machine according to claim 16, characterized in that said packaging material is packaging material for free-flowing foodstuffs.

18. Printing machine according to claim 1 or 2 or 3 or 4 or 5 or 6 or 7 or 8 or 9 or 10 or 11 or 12 or 13 or 14 or 15 or 16 or 17, characterized in that the printing machine (01) has at least one winding device (04) for winding up printed and grooved substrate (02).

19. Printing machine according to claim 1 or 2 or 3 or 4 or 5 or 6 or 7 or 8 or 9 or 10 or 11 or 12 or 13 or 14 or 15 or 16 or 17 or 18, characterized in that the at least one creasing device (21) has at least one negative creasing tool (24) and at least one positive creasing tool (27).

20. Printing machine according to claim 1 or 2 or 3 or 4 or 5 or 6 or 7 or 8 or 9 or 10 or 11 or 12 or 13 or 14 or 15 or 16 or 17 or 18 or 19, characterized in that the at least one creasing device (21) has at least one negative creasing tool (24) and at least one positive creasing tool (27) designed to cooperate with the negative creasing tool (24).

21. Printing machine according to claim 1 or 2 or 3 or 4 or 5 or 6 or 7 or 8 or 9 or 10 or 11 or 12 or 13 or 14 or 15 or 16 or 17 or 18 or 19 or 20, characterized in that the at least one creasing device (21) has a first cylinder (22) and a second cylinder (23), wherein the first cylinder (22) carries at least one negative creasing tool (24) and the second cylinder (23) carries at least one positive creasing tool (27).

22. Printing machine according to claim 1 or 2 or 3 or 4 or 5 or 6 or 7 or 8 or 9 or 10 or 11 or 12 or 13 or 14 or 15 or 16 or 17 or 18 or 19 or 20 or 21, characterized in that the at least one creasing device (21) has a first cylinder (22) and a second cylinder (23), wherein the first cylinder (22) carries at least one negative creasing tool (24) and the second cylinder (23) carries at least one positive creasing tool (27) designed to cooperate with the negative creasing tool (24).