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Device for the treatment of packaging foils

A technology of packaging and packaging equipment, used in packaging, thin material handling, transportation and packaging, etc.

Inactive Publication Date: 2009-02-25
BOEGLL GRAVURES SA
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Moreover, the cigarette group drives in a non-uniform manner

Method used

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  • Device for the treatment of packaging foils
  • Device for the treatment of packaging foils
  • Device for the treatment of packaging foils

Examples

Experimental program
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Embodiment Construction

[0035] The device 1 for preparing a packaging foil for subsequent packaging treatment comprises a first embossing unit 2 and a second embossing unit 10 . The first embossing unit 2 comprises three embossing rolls 3 , 4 , 5 , the embossing roll 3 being driven by a drive 6 . The shape and structure of the embossing rollers 3, 4, 5 are known per se and have been disclosed in the various patent specifications and in the references cited in the introduction. The driven embossing roll 3 has a surface structure comprising toothed embossing structures 7 arranged in an axially and recurring homogeneous grid pattern and by means of which a gloss finish is obtained. This surface structure is called a basic grid. More specifically, the embossed structure 7 can be pyramidal, truncated pyramidal or conical in shape with different sections. In the pyramidal embossed structure 7, the embossed structure has a parallelogram cross-sectional shape.

[0036] Furthermore, on the surface of the d...

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PUM

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Abstract

The invention relates to a device for the treatment of packaging foils (16, 32, 60, 61) comprising a first embossing unit (2) having at least one embossing roll (3, 4, 5) provided with embossing structures (7) that are arranged in a basic grid for satinizing and / or with embossing structures (8) which deviate from the basic grid for the application of logos and / or of authentication features, a work cadence (A1) of the first embossing unit being synchronizable to a process cadence (P) of the packaging process, as well as a first regulating unit (17) of the first embossing unit that is synchronizable to the process cadence (P) of the packaging installation, and a second regulating unit (20) of the second embossing units (10, 51), the second regulating unit serving for the synchronization of the work cadence (A2) of the second embossing unit to the work cadence (A1) of the first embossing unit. To ensure a superior foldability of the packaging foil at a high process velocity during the subsequent packaging process, a subsequent second embossing unit (10) is suggested which comprises at least one folding roll (11, 12) for applying folding breaks (27a-f) to the packaging foil (16).

Description

technical field [0001] The invention relates to a device for processing packaging foils according to the preamble of claim 1 and a method for preparing packaging foils for subsequent packaging processing. Background of the invention [0002] WO02-076716A1 and EP1437213A1, which are incorporated by reference in their entirety in the present application, respectively disclose devices for gloss finishing and embossing metallized packaging foils which are used in particular as so-called "liner packs" in cigarette packs. The gloss finish treatment produces two effects. In one aspect, the surface of the paper is optically finished by applying a fine, uniform pattern of embossing to produce a diffuse matte optical finish on the surface of the metallized paper. On the other hand, breakage of the paper fibers occurs, which facilitates subsequent processing steps, especially folding operations. [0003] For economic reasons and for reasons of environmental protection, it is also con...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B31F1/07B31B50/25B31B50/88
CPCB31F2201/0774B31B2201/255B31B3/00B65B61/02B31B1/25B31B2201/88B31F2201/0733B31F1/07B31B2201/257B31B1/88B31F1/10B31F2201/0779B31B50/88B31B50/254B31B50/256B65H19/28
Inventor 查尔斯·伯格利
Owner BOEGLL GRAVURES SA
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