EP4565084A1 - Groupe d'articles à segments multiples de type tige pour l'industrie de traitement du tabac - Google Patents

Groupe d'articles à segments multiples de type tige pour l'industrie de traitement du tabac

Info

Publication number
EP4565084A1
EP4565084A1 EP23768257.0A EP23768257A EP4565084A1 EP 4565084 A1 EP4565084 A1 EP 4565084A1 EP 23768257 A EP23768257 A EP 23768257A EP 4565084 A1 EP4565084 A1 EP 4565084A1
Authority
EP
European Patent Office
Prior art keywords
article
segment
segments
rod
group
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.)
Pending
Application number
EP23768257.0A
Other languages
German (de)
English (en)
Inventor
Torsten Jendrian
Torsten Mörke
Nils Hofmann
Stefan Homann
Chris Karwat
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koerber Technologies GmbH
Original Assignee
Koerber Technologies GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Koerber Technologies GmbH filed Critical Koerber Technologies GmbH
Publication of EP4565084A1 publication Critical patent/EP4565084A1/fr
Pending legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24C—MACHINES FOR MAKING CIGARS OR CIGARETTES
    • A24C5/00—Making cigarettes; Making tipping materials for, or attaching filters or mouthpieces to, cigars or cigarettes
    • A24C5/47—Attaching filters or mouthpieces to cigars or cigarettes, e.g. inserting filters into cigarettes or their mouthpieces
    • A24C5/475—Attaching filters or mouthpieces to cigars or cigarettes, e.g. inserting filters into cigarettes or their mouthpieces adapted for composite filters
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES OF CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter tips or filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces of cigars or cigarettes
    • A24D3/02—Manufacture of tobacco smoke filters
    • A24D3/0275—Manufacture of tobacco smoke filters for filters with special features
    • A24D3/0287—Manufacture of tobacco smoke filters for filters with special features for composite filters

Definitions

  • the invention relates to a rod-shaped multi-segment article group for the tobacco processing industry and to a method for producing, in particular non-coated, rod-shaped multi-segment article groups for the tobacco processing industry.
  • multi-segment filter rods various rod-shaped segments, in the form of base rods or strand sections, are provided and assembled using a drum machine to form a rod-shaped multi-segment article, which is then covered by means of a wrapping material strip.
  • EP 1 691 633 B1 discloses a drum machine for the tobacco processing industry for producing multi-segment articles, the drum machine comprising a plurality of feed modules that provide rod-shaped segments and feed them to a transport route.
  • One object of the present invention is, among other things, to provide a rod-shaped multi-segment article group for the tobacco processing industry for improved further processing of the multi-segment article group, for example when wrapping the rod-shaped multi-segment article group.
  • a rod-shaped multi-segment article group for the tobacco processing industry with several, in particular more than 2, 3, 4, 5 or more, rod-shaped cylindrical, in particular cylindrical, article segments, the article segments in the longitudinal axial direction of the rod-shaped multi-segment article group, preferably without any spacing , are arranged one behind the other, with at least two, in particular more than 2, 3, 4 or more or all, article segments having different diameters, in particular outer diameters, and different elastic properties in the radial direction of the article segments.
  • the invention is based on the idea that a, preferably non-covered, multi-segment article group is provided, for example for further processing on a drum machine, by wrapping the multi-segment article group, the multi-segment article group having a longitudinal axis along which several cylindrical or cylindrical article segments are arranged next to one another or one behind the other.
  • the article segments are arranged without any spacing along the longitudinal axis of the multi-segment article group, i.e. without any spacing, so that the head ends of the adjacent article segments touch each other.
  • At least two or more or all article segments of the multi-segment article group each have different diameters, with the article segments having different elasticities
  • the multi-segment article group has cylindrical article segments of different hardness and softness, which means that the radially elastic properties of the article segments differ. Due to the different elastic properties in the radial direction of the article segments, it is possible for the article segments to be deformed differently in a processing step, for example when rolling the provided multi-segment article group with a wrapping material strip in a rolling channel.
  • two, in particular more than 2, 3, 4 or more or all, article segments have different elastic properties in the radial direction of the article segments when subjected to a force, in particular a predetermined and/or constant force.
  • a measure of the different elastic properties of the article segments in the radial direction of the article segments is given, for example, by the respective elasticity modulus of the article segments, preferably in the radial direction.
  • the different elasticity moduli of the article segments allow the hardness or stiffness, preferably in the radial direction of the article segments, or the softness of the article segments to be classified or described.
  • the differently hard or soft or the differently radially elastic article segments are made due to the different diameters as a result of a shaped or linear-surface contact with a pressing device, such as a rolling hand, pressed and/or deformed.
  • a pressing device such as a rolling hand
  • the diameters of the article segments and the, preferably radially elastic, properties in the radial direction of the individual article segments are coordinated with one another in such a way that when a force is applied or when deformed, for example when pressed in a rolling hand during a rolling process for attachment a wrapping material strip to the rod-shaped multi-segment article group, which, after being rolled, has a completely constant diameter in the longitudinal axial direction.
  • the (outer) diameters of the individual article segments are predetermined by the radially elastic properties of the hardest article segment when assembling or providing the rod-shaped multi-segment article group, whereby, for example, the pressure on a suction roller, by means of which the material strips are attached to the, in particular non-coated, rod-shaped multi-segment article groups, and the contact pressure for the multi-segment article group in a rolling device are determined.
  • the diameters of the softer segments are or will be adapted to the hardest article segment of the multi-segment article group.
  • the rod-shaped multi-segment article groups as well as the article segments provided are continuously conveyed on a drum machine on conveyor drums or conveyor devices in the transverse axial direction.
  • the article segments are made of different materials and/or have different cross-sectional shapes. Furthermore, it is provided within the scope of the invention that the article segments also have different lengths, based on the longitudinal extent of the article segments or the longitudinal extent of the multi-segment article groups.
  • the article segments of the multi-segment article groups can be designed as fully cylindrical article segments or as hollow cylindrical article segments, such as paper tubes or tubes, or from article segments with crimped materials, such as PLA film.
  • the article segments can also be designed as cylindrical heating elements or as segments made of plastic or as article segments for heat-burn products or as alternative smoking products or the like with cylindrical or cylindrical article segments from the tobacco processing industry.
  • the rod-shaped multi-segment article groups according to the invention can be produced on a multi-segment rod production machine of the tobacco processing industry, wherein the article segments and the multi-segment article groups are conveyed transversely axially on the machine, in particular continuously.
  • the radially elastically hardest article segment has the smallest diameter of the article segments of the multi-segment article group and/or the radially elastically softest article segment has the largest diameter of the article segments of the multi-segment article group.
  • the radially elastically hardest article segment is here an article segment that has the lowest elastic property in the radial direction of the multi-segment article group and/or the largest modulus of elasticity.
  • the radially elastically softest article segment has the greatest elastic property in the radial direction of the multi-segment article group and/or the smallest modulus of elasticity. For example, an article segment with a lower elastic property in the radial direction has a larger modulus of elasticity than an article segment with a larger elastic property in the radial direction that has a smaller modulus of elasticity.
  • the rod-shaped multi-segment article group is characterized in that a radially elastically softer article segment has a larger diameter than a radially elastically harder article segment.
  • the multi-segment article group provided is wrapping-free.
  • non-wrapped entire multi-segment article groups can be covered with a wrapping material strip in a further process.
  • the individual article segments of the multi-segment article group are not surrounded by and connected by a wrapping material strip for the entire multi-segment article group.
  • At least one or more article segments of the provided, preferably non-covered, multi-segment article group are covered.
  • the multi-segment article group it is preferred that at least two, in particular more than 2, 3, 4, 5 or more, article segments each consist of different materials and each have different radially elastic properties.
  • an embodiment of the multi-segment article group is characterized in that at least two, in particular more than 2, 3, 4, 5 or more, article segments consist of the same material and each have a different, preferably internal, cross-sectional shape, the at least two Article segments each have different radial elastic properties in the radial direction.
  • the object is achieved by a method for producing, in particular non-coated, rod-shaped multi-segment article groups of the tobacco processing industry with several, in particular more than 2, 3, 4, 5 or more, rod-shaped cylindrical, in particular cylindrical, article segments, wherein the article segments and/or the rod-shaped multi-segment article groups are preferably continuously conveyed transversely axially, wherein the article segments are arranged one behind the other in the longitudinal axial direction of the respective multi-segment article groups, wherein at least two, in particular more than 2, 3, 4 or more or all, article segments of one or each multi-segment article group have different diameters and different elastic properties in the radial direction of the article segments, in particular when subjected to a force, in particular a predetermined and/or constant force.
  • the multi-segment production article groups are provided on an assembly device or multi-segment article production machine, such as for filter rods or the like.
  • the article segments of individual modules are provided individually or in groups and assembled on the production machine to form non-enveloped multi-segment article groups.
  • a further development of the method is characterized in that after the provision of the rod-shaped multi-segment article groups, the article segments of one or each multi-segment article group are wrapped, preferably together, by a wrapping material strip in a wrapping process in order to connect the article segments of one or each multi-segment article group to one another.
  • the wrapping of the rod-shaped multi-segment article groups takes place on a wrapping device of a further processing machine with a rolling device for the multi-segment article groups, wherein the rolling device here is, for example, a suction roller for attaching a wrapping material strip to the respective (non-wrapped) multi-segment article groups and/or a rolling device with a rolling drum and a rolling hand arranged on the rolling drum.
  • the rolling device here is, for example, a suction roller for attaching a wrapping material strip to the respective (non-wrapped) multi-segment article groups and/or a rolling device with a rolling drum and a rolling hand arranged on the rolling drum.
  • a rolling channel is formed between the rolling drum and the rolling hand for the multi-segment article groups to be wrapped, wherein the multi-segment article groups are each wrapped by the wrapping material strip within the rolling channel, wherein during the wrapping the individual article segments of the multi-segment article groups, which differ in diameter, are uniformly pressed and/or deformed in the radial direction due to the different elastic properties, wherein the shape of the wrapped wrapping material strip and of the wrapped multi-segment article groups subsequently have a uniform cylindrical shape after wrapping.
  • the method is characterized in that after the wrapping process, the wrapped multi-segment article groups have a consistently constant diameter in the longitudinal axial direction.
  • Embodiments according to the invention can fulfill individual features or a combination of several features.
  • Fig. 1 shows a schematic cross section through a rod-shaped multi-segment article group.
  • FIG. 1 an exemplary embodiment of an uncoated rod-shaped multi-segment article group 1 with several article segments 10, 20, 30, 40 is shown in cross section schematically and not to scale, the article segments 10, 20, 30, 40 each having different outer diameters.
  • the article segments 10, 20, 30 have a fully cylindrical shape.
  • the article segment 40 is designed as a hollow cylinder with a cavity inside the article segment 40.
  • the fully cylindrical article segments 10, 20, 30 are made in particular from different materials.
  • the rod-shaped multi-segment article group 1 shown in FIG. 1 is not covered by a strip of wrapping material.
  • Fig. 1 the shape of a multi-segment article group 1 covered by a wrapping material strip 50 is shown schematically in cross section with dashed lines.
  • FIG. 1 The illustration in Fig. 1 is not to scale. As can be seen from Fig. 1, the article segments 10, 20, 30, 40 have different outer diameters. After the multi-segment article group 1 has been wrapped with the wrapping material strip 50, the multi-segment article group 1 is smaller in (outer) diameter than the individual (outer) diameters of the article segments 10, 20, 30, 40.
  • the respective multi-segment article group 1 is, for example, in a rolling channel between a rolling drum and a Roll hand pressed together, the outer diameters of the article segments 10, 20, 30, 40 not covered by the wrapping material strip 50 in the initial state being determined depending on their respective individual radial elastic properties in such a way that all article segments 10, 20, 30, 40 after being wrapped with the Wrapping material strips 50 in the compressed final state exert the same external pressure or compression pressure on the wrapping material strips 50.
  • the (outer) diameter is constant throughout the entire length in the longitudinal axial direction.
  • the article segments 10, 20, 30, 40 are shown individually, with the head ends of the neighboring article segments 10, 20, 30, 40 touching each other before the rod-shaped multi-segment article group 1 is wrapped.
  • the article segments 10, 20, 30, 40 are arranged one behind the other in the longitudinal axial direction without any gaps.
  • Article segments 10, 20, 30 and 40 are designed as solid cylinders and therefore have no inner diameter.
  • Article segment 40 is designed as a hollow cylinder and has an inner diameter of 3.5 mm, for example.
  • the article segments 10, 20, 30, 40 have corresponding elastic moduli, with only the respective elastic moduli (E-modules) being shown in relation to the elastic modulus E1 of the article segment 10 for reasons of better representation.
  • the modulus of elasticity represents a material property of the respective article segments 10, 20, 30, 40 and represents the elastic property of the respective article segment in the radial direction.
  • the table also shows the initial outside diameters of the individual article segments 10, 20, 30, 40 (before forming a wrapped multi-segment article group).
  • the outer diameter is 6.90 mm.
  • a contact pressure is set accordingly when rolling the multi-segment article group 1, for example in a rolling device.
  • the hardest article segment of the multi-segment article group 1 is the article segment 20, as this has an e-modulus three times larger than the article segment 10 with the e-module E1.
  • the article segment 20 is therefore significantly radially elastically stiffer or harder than the article segment 10.
  • the article segment 20 thus has a larger modulus of elasticity than the article segment 10.
  • the third article segment 30 has an elastic modulus that corresponds to half of the elastic modulus E1 of the article segment 10.
  • the article segment 30 is therefore radially elastically softer than the article segment 10.
  • the contact pressure by a rolling hand when wrapping the multi-segment article group 1 for all article segments 10, 20, 30, 40 during the rolling of the multi-segment article group in a rolling channel is approximately identical or the same for a, in particular uniform, deformation of the article segments 10, 20, 30, 40 is, the non-covered article segments 10, 20, 30, 40 of the multi-segment article group 1 have, due to their different radial stiffnesses or the different elastic properties in the radial direction, the initial outer diameters specified in the table, which are larger than the (final) outer diameter. .
  • the differences in the diameter of the article segments before wrapping with a wrapping material strip are preferably between 0.02 mm and 0.30 mm, preferably between 0.02 mm and 0.20 mm.
  • multi-segment article groups according to the invention (not shown here), this can, for example, only have three article segments.
  • the multi-segment article group can be composed of the article segment 10, the article segment 20 and the article segment 30 or another combination of the article segments.

Landscapes

  • Wrapping Of Specific Fragile Articles (AREA)

Abstract

L'invention concerne, entre autres, un groupe d'articles à segments multiples de type tige (1) pour l'industrie de traitement du tabac ayant une pluralité de segments d'article, en particulier plus de 2, 3, 4, 5 ou plus, en forme de tige, en forme de cylindre, en particulier cylindriques (10, 20, 30, 40), les segments d'article (10, 20, 30, 40) étant agencés les uns derrière les autres dans la direction axiale longitudinale du groupe d'articles à segments multiples de type tige (1), de préférence sans espacement, au moins deux, en particulier plus de 2, 3, 4 ou plus des segments d'article (10, 20, 30, 40) ou l'ensemble de ceux-ci, ayant chacun des diamètres différents et différentes propriétés élastiques dans la direction radiale des segments d'article (10, 20, 30, 40).
EP23768257.0A 2022-09-19 2023-09-07 Groupe d'articles à segments multiples de type tige pour l'industrie de traitement du tabac Pending EP4565084A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102022123950.0A DE102022123950A1 (de) 2022-09-19 2022-09-19 Stabförmige Multisegmentartikelgruppe der Tabak verarbeitenden Industrie
PCT/EP2023/074580 WO2024061640A1 (fr) 2022-09-19 2023-09-07 Groupe d'articles à segments multiples de type tige pour l'industrie de traitement du tabac

Publications (1)

Publication Number Publication Date
EP4565084A1 true EP4565084A1 (fr) 2025-06-11

Family

ID=88016440

Family Applications (1)

Application Number Title Priority Date Filing Date
EP23768257.0A Pending EP4565084A1 (fr) 2022-09-19 2023-09-07 Groupe d'articles à segments multiples de type tige pour l'industrie de traitement du tabac

Country Status (3)

Country Link
EP (1) EP4565084A1 (fr)
DE (1) DE102022123950A1 (fr)
WO (1) WO2024061640A1 (fr)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10153821A1 (de) * 2001-11-05 2003-06-05 Hauni Maschinenbau Ag Multisegmentfilter der tabakverarbeitenden Industrie und Verfahren zur Herstellung desselben
DE10354135B4 (de) 2003-11-19 2009-12-10 Hauni Maschinenbau Ag Anordnung zur Herstellung von Filterzigaretten
GB201108043D0 (en) * 2011-05-13 2011-06-29 British American Tobacco Co A filter for a smoking article, a smoking article and a method of manufacturing

Also Published As

Publication number Publication date
DE102022123950A1 (de) 2024-03-21
WO2024061640A1 (fr) 2024-03-28

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