# US 2014/0195038 A1 · Die-cutting machine and method for adjusting a pressing force in a die-cutting machine

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- Number: US 2014/0195038 A1
- Document ID: US20140195038A1
- Status: Published application
- Kind: A1
- Application number: 14/152,039
- Filed: 2014-01-10
- Published: 2014-07-10
- Earliest claimed: 2013-01-10
- Assignees: Heidelberger Druckmaschinen AG
- Applicants: Heidelberger Druckmaschinen AG
- Inventors: STEPHAN BALLEIS; ANDREAS DETMERS; DAVID EHRBAR; HOLGER LEONHARDT; MARKUS MOEHRINGER; PETER PALMEN; RAFAEL PISARSKI; ANNA WYSGOL
- Web page: https://patentgrep.com/patent/US20140195038A1

## CPC

- B30B 12/00: Presses not provided for in groups B30B1/00 - B30B11/00
- B26D 5/00: Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26F 1/40: using a press, e.g. of the ram type (presses in general B30B)
- B30B 15/0094: {Press load monitoring means (B30B15/281 takes precedence)}
- B26D 5/005: {Computer numerical control means}
- B26D 2007/0093: {for embossing, forming, creasing, flange forming}
- B26F 1/38: Cutting-out; Stamping-out
- B26F 2001/4418: {combining cutting and embossing operations}
- B31B 50/142: {using presses or dies}
- B31F 2201/0702: by tools working discontinuously
- B30B: PRESSES IN GENERAL (producing ultra-high pressure or ultra-high pressure and high temperature to effect modifications of a substance, e.g. for making artificial diamonds B01J3/00 ){(compressing means for refuse receptacles B65F1/1405)}
- B26D: CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING (for growing crops or plants A01D, A01G; for fodder or straw A01F; for bulk butter A01J; for dough A21C; slaughtering A22B; for tobacco, cigars or cigarettes A24; marking-out, perforating or making buttonholes A41H25/00; manufacturing footwear A43D; brushmaking A46D; surgery A61B; disintegrating, mincing or shredding in general B02C; cutting wire, making pins or nails B21F, B21G; of the kind used formetal B23; cutting by abrasive fluid jets B24C5/02; hand-held cutting tools B26B; perforating, cutting-out, stamping-out or punching, or severing by means other than cutting B26F; for wood B27; for stone B28D; working of plastics or substances in a plastic state B29; making boxes, cartons, envelopes or bags, of paper or similarly worked materials, e.g. metal foil, B31B; article or web delivery apparatus incorporating cutting or line-perforating devices B65H35/00; for leather or upholstery B68, C14B; for glass C03B; making matches C06F; for peat C10F; for sugar C13B45/00; for textile materials D06H; civil engineering, building, mining, see Section E; for light guides G02B6/25; cutting processed photographic material G03D15/04)
- B26F: PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING (marking-out, perforating or making buttonholes A41H25/00; shoemaking A43D; surgery A61B; punching metal B21D; drilling metal B23B; cutting of metal by applying heat locally, e.g. flame cutting, B23K; cutting by abrasive fluid jets B24C5/02; details common to machines for severing B26D; drilling wood B27C; drilling stone B28D; working of plastics or substances in a plastic state B29; making boxes, cartons, envelopes or bags, of paper or similarly worked materials, e.g. metal foil, B31B; of glass C03B; of leather C14B; of textile materials D06H; for light guides G02B6/25; of tickets G07B)
- B31B: MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER (making wound articles, e.g. wound tubes, B31C; combined making and filling B65B)
- B31F: MECHANICAL WORKING OR DEFORMATION OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER (making layered products not composed wholly of paper or cardboard B32B)

## Abstract

A method for adjusting a pressing force of a flat-bed die-cutting and/or stamping/embossing machine having at least one die-cutting and/or embossing/stamping tool for processing a flat printing substrate, includes supplying tool data describing an individual structure of a die-cutting and/or stamping/embossing tool of a plurality of tool parts, reading specific force data out of a database, the specific force data assigning a specific pressing force to a respective tool part, calculating a target pressing force at least from the tool data and the specific force data adjusting the pressing force of the flat-bed die-cutting and/or stamping/embossing machine to the target pressing force. The adjustment of the pressing force is advantageously simplified to a considerable extent and reduces the error-proneness and the time required for setting up the flat-bed die-cutting and/or stamping/embossing machine. A machine for implementing the method is also provided.

## Claims

### Claim 1

A method for adjusting a pressing force of a flat-bed machine for at least one of die-cutting, stamping or embossing having at least one tool for at least one of die-cutting, embossing or stamping to process a flat printing substrate, the method comprising the following steps:
a) supplying tool data describing an individual structure of a tool, of a plurality of tool parts, for at least one of die-cutting, stamping or embossing;
b) reading specific force data out of a database, the specific force data allocating a specific pressing force to a respective tool part;
c) calculating a target pressing force at least from the tool data of step a) and the specific force data of step b); and
d) adjusting the pressing force of the flat-bed machine for at least one of die-cutting, stamping or embossing to a target pressing force in accordance with step c).

### Claim 2 (depends on 1)

The method for adjusting a pressing force according to claim 1, which further comprises correcting the pressing force after a first die-cutting or embossing process by operator intervention, in an additional step e).

### Claim 3 (depends on 2)

The method for adjusting a pressing force according to claim 2, which further comprises storing the pressing force for repeat jobs, in an additional step f).

### Claim 4 (depends on 1)

The method for adjusting a pressing force according to claim 1, which further comprises including in the tool data information on a type of a respective tool part and on at least one of an effective length or an effective area of a respective tool part.

### Claim 5 (depends on 4)

The method for adjusting a pressing force according to claim 4, which further comprises indicating, with the specific force data, a required pressing force per effective length or effective area of a respective tool part.

### Claim 6 (depends on 5)

The method for adjusting a pressing force according to claim 5, which further comprises providing the specific force data as a function of the printing substrate to be processed.

### Claim 7 (depends on 1)

The method for adjusting a pressing force according to claim 1, which further comprises additionally using at least one of a safety, distribution, number or size factor in step c).

### Claim 8

A flat-bed machine for at least one of die-cutting, stamping or embossing, the flat-bed machine comprising:
a machine controller configured to carry out the following steps:
a) supplying tool data describing an individual structure of a tool, of a plurality of tool parts, for at least one of die-cutting, stamping or embossing,
b) reading specific force data out of a database, the specific force data allocating a specific pressing force to a respective tool part,
c) calculating a target pressing force at least from the tool data of step a) and the specific force data of step b), and
d) adjusting the pressing force of the flat-bed machine for at least one of die-cutting, stamping or embossing to a target pressing force in accordance with step c), and
at least one of a workflow connection or an interface configured to receive data from at least one of a prepress stage pertaining to printing substrates to be processed or a manufacturer of the tool for at least one of die-cutting, stamping or embossing or an interface for inputting tool data.
