EP4013246B1 - Fourniture de parties de bande métallique pour segments de tabac - Google Patents

Fourniture de parties de bande métallique pour segments de tabac Download PDF

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Publication number
EP4013246B1
EP4013246B1 EP20774945.8A EP20774945A EP4013246B1 EP 4013246 B1 EP4013246 B1 EP 4013246B1 EP 20774945 A EP20774945 A EP 20774945A EP 4013246 B1 EP4013246 B1 EP 4013246B1
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EP
European Patent Office
Prior art keywords
metal strip
suction
roller
conveying
segments
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.)
Active
Application number
EP20774945.8A
Other languages
German (de)
English (en)
Other versions
EP4013246A1 (fr
Inventor
Harald Dittombée
Manfred Folger
Thomas Meins
Bernd Timmann
Julia SCHWANEBECK
Marcus Wagner
Nils Klaper
Nils Hofmann
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 EP4013246A1 publication Critical patent/EP4013246A1/fr
Application granted granted Critical
Publication of EP4013246B1 publication Critical patent/EP4013246B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • A24C5/01—Making cigarettes for simulated smoking devices
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/70—Manufacture
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
    • A24F40/46—Shape or structure of electric heating means
    • A24F40/465—Shape or structure of electric heating means specially adapted for induction heating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
    • B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
    • B26D1/12—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis
    • B26D1/25—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a non-circular cutting member
    • B26D1/34—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a non-circular cutting member moving about an axis parallel to the line of cut
    • B26D1/40—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a non-circular cutting member moving about an axis parallel to the line of cut and coacting with a rotary member
    • B26D1/405—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a non-circular cutting member moving about an axis parallel to the line of cut and coacting with a rotary member for thin material, e.g. for sheets, strips or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H29/00—Delivering or advancing articles from machines; Advancing articles to or into piles
    • B65H29/24—Delivering or advancing articles from machines; Advancing articles to or into piles by air blast or suction apparatus
    • B65H29/241—Suction devices
    • B65H29/243—Suction rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H35/00—Delivering articles from cutting or line-perforating machines; Article or web delivery apparatus incorporating cutting or line-perforating devices, e.g. adhesive tape dispensers
    • B65H35/04—Delivering articles from cutting or line-perforating machines; Article or web delivery apparatus incorporating cutting or line-perforating devices, e.g. adhesive tape dispensers from or with transverse cutters or perforators
    • B65H35/08—Delivering articles from cutting or line-perforating machines; Article or web delivery apparatus incorporating cutting or line-perforating devices, e.g. adhesive tape dispensers from or with transverse cutters or perforators from or with revolving, e.g. cylinder, cutters or perforators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H43/00—Use of control, checking, or safety devices, e.g. automatic devices comprising an element for sensing a variable
    • 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
    • A24C5/471—Attaching filters or mouthpieces to cigars or cigarettes, e.g. inserting filters into cigarettes or their mouthpieces by means of a connecting band
    • A24C5/473—Cutting the connecting band
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00—Handled material; Storage means
    • B65H2701/10—Handled articles or webs
    • B65H2701/11—Dimensional aspect of article or web
    • B65H2701/113—Size
    • B65H2701/1133—Size of webs
    • B65H2701/11332—Size of webs strip, tape, narrow web
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00—Handled material; Storage means
    • B65H2701/10—Handled articles or webs
    • B65H2701/17—Nature of material
    • B65H2701/173—Metal

Definitions

  • the invention relates to a unit for providing metal strip sections for pieces of tobacco, in particular tobacco segments.
  • WO 2016/184930 A1 discloses a device and a method for producing inductively heatable tobacco products, wherein a metallic susceptor segment with a rectangular cross section is positioned in tobacco pieces or segments of the smoking products.
  • the smoke products produced can be heated using an inductive heating device.
  • a covering cutting device (cf. Fig. 2 ) disclosed, wherein the covering cutting device has a cutting drum.
  • the suction drum has segment bodies which are moved in a parallel direction to the axis of rotation of the cutting drum.
  • One object of the invention is to improve the production of inductively heated tobacco products and to increase the productivity of a manufacturing machine for inductively heated tobacco products.
  • the advantage of the invention is that the service life of the cutting unit is increased, since in the context of the invention it is provided that, in one aspect, the entire suction roller and/or the entire knife roller are displaced axially, in particular linearly, along their axes of rotation. Furthermore, in a further aspect it is provided that the knife bodies of the suction roll, which have corresponding cutting edges, and/or the cutting knives of the cutting roll are also moved in the axial direction with respect to the axes of rotation of the cutting roll and the suction roll, in particular linearly.
  • the position of the metal strip is changed by an axial displacement movement with respect to the axis of rotation of the suction roller and/or the cutting roller, while the, preferably axial, position of the suction roller conveying the metal strip remains unchanged remains.
  • the axial displacement movement of the metal strip and/or the axial displacement movement of the suction roller and/or its knife body and/or the axial displacement movement of the cutting roller and/or its cutting blade can take place continuously or in a clocked manner in one embodiment.
  • Appropriate drives are provided for the displacement movement of the units or devices mentioned.
  • the cutting unit for cutting a metal strip or several metal strips is set up or designed in such a way that the cutting roller interacts with the suction roller, the metal strip being or being guided between the cutting roller and the suction roller.
  • the cutting roller preferably has cutting blades arranged one behind the other in the circumferential direction.
  • the cutting roller also has several, in particular two, cutting blades arranged next to one another, which are arranged next to one another along the axis of rotation in relation to the axis of rotation of the cutting roller.
  • the suction roller has grooves in the circumferential direction for receiving cutting blades of the cutting roller, with the cutting roller and the suction roller simultaneously rotating in opposite directions, the cutting blades of the cutting roller each dip into a groove of the suction roller and come into contact with a groove flank of the groove, forming a scissor cut can be brought or will be brought.
  • Grooves between the conveyor segments are arranged one behind the other in the circumferential direction of the suction roller, preferably at regular intervals.
  • the conveyor segments each have a support surface for one or more metal strip sections. Furthermore, the conveyor segments each have vacuum bores which are or can be acted upon by negative pressure, whereby the metal strip and/or the metal strip sections are held on the conveyor segments by applying negative pressure.
  • the suction air bores of the conveying segments are preferably arranged one behind the other in a row with respect to the circumferential direction of the suction roller and/or next to one another in a row with respect to the axis of rotation of the suction roller.
  • the suction air holes of the conveying segments can also be acted upon or acted upon by negative pressure from a negative pressure source via suction channels in the interior of the drum body of the suction roller.
  • a common drive is provided to drive the suction roller and the cutting roller.
  • a separate, preferably directly driving and position-controlled or speed-controlled drive is provided, so that the suction roller and the cutting roller are driven in rotation.
  • a guide unit for the at least one metal strip is arranged on the suction roller, in particular the guide unit having two guide bodies spaced apart from one another, with between the spaced apart guide bodies or the metal strip is or is guided, preferably on the suction roller.
  • the external guide unit is provided on the outside of the suction roller in order to guide the metal strip securely on the rotatingly driven suction roller.
  • the guide unit is designed to guide several metal strips and/or metal strip sections on the conveyor segments of the suction roller.
  • the suction roller has a guide device for the at least one metal strip, in particular the guide device as a groove-shaped recess or as several in the circumferential direction of the Suction roller arranged one behind the other and spaced apart groove-shaped depressions is formed, wherein in the groove-shaped depression or in the groove-shaped depressions or the metal strip, preferably on the suction roller, is or is guided.
  • the trailing flanks of the conveying segments are each formed with at least one partial suction air hole, which, when a knife body is arranged on the trailing flank of the respective conveying segment, interacts with a corresponding partial suction air hole of the knife body in order to form a suction air hole, so that when the one from the two is acted upon Partial suction air holes formed suction air hole with negative pressure, the metal band and / or the cut metal band sections are held.
  • the number of partial suction air holes on the trailing edge of the conveyor segments corresponds to the number of partial suction air holes of the knife body arranged on the trailing edge or the total number of partial suction air holes of several knife bodies arranged on the trailing edge of the conveyor segment.
  • the knife body or bodies which are or are arranged on a trailing edge of the conveyor segments, have suction air holes, so that in cooperation with the conveyor segments designed with suction air holes, the metal strip and / or the metal strip sections on the conveyor segments with negative pressure are or are subjected to.
  • the conveying segments also have corresponding suction air holes.
  • a negative pressure source for example a suction fan
  • a suction fan is connected to the suction air holes via corresponding suction air channels inside the suction roller.
  • one or more control bodies or switching devices are provided on the suction roller.
  • the holding vacuum is switched in the conveying area of the metal strip(s) and/or in the conveying area of the metal strip sections on the suction roll, so that negative pressure is applied to the suction air holes in the conveying area of the metal strip(s) and/or in the conveying area of the metal strip sections.
  • the suction air holes of the part of the suction air holes which are subjected to negative pressure in the conveying area of the metal strip sections are connected to the vacuum source via corresponding suction air channels and that the suction air holes of the other part of the suction air holes which are in the same conveying area of the metal strip sections are not connected Negative pressure is applied, can be acted upon with negative pressure via separate suction air channels, which, however, are only subjected to negative pressure in the conveying area of the metal strip.
  • suction air channels for one part of the suction air holes and the suction air channels for the other part of the suction air holes of the conveying segments of the suction roller can be aligned in different directions with respect to the axis of rotation of the suction roller.
  • some of the suction air channels for the suction air holes subjected to negative pressure in the conveying area of the metal strip sections can be aligned parallel to the axis of rotation of the suction roller, while the suction channels for the suction air holes not subjected to negative pressure in the conveying area of the metal strip sections are designed to be at least partially inclined to the axis of rotation, for example, or in the drum body the suction roller are designed in a different way.
  • the suction roll has conveying segments with support bodies, in particular attachment bodies, in the circumferential direction, the conveying segments being arranged one behind the other in the circumferential direction of the suction roll and between A recess, in particular a groove, is provided in each of the conveyor segments in the circumferential direction and the support bodies each have a support surface for the metal strip and the metal strip sections, in particular the conveyor segments having suction air bores and the support bodies arranged on the conveyor segments, in particular attachment bodies, suction air bores for acting on the metal strip and / or the metal strip sections have negative pressure, the suction air bores of the conveying segments communicating with one another with the suction air bores of the support bodies.
  • the support bodies arranged on the conveyor segments are preferably provided with an abrasion-resistant or low-wear coating or are made of a particularly hard material.
  • the support bodies arranged on the conveyor segments are glued to the conveyor segments of the suction roller in one embodiment.
  • the suction roller has conveyor segments arranged one behind the other in the circumferential direction, with a magnet or several magnets for holding metal strip sections being provided on the outer surface of the conveyor segments.
  • the magnets are arranged in the area of the trailing ends of the conveyor segments in relation to the conveying direction of the suction roller.
  • several magnets are provided for holding a metal strip section on the conveyor segment, the magnets being arranged one behind the other in the circumferential direction of the suction roll and/or next to one another on the conveyor segment in relation to the longitudinal axis of the suction roll.
  • the suction roller has conveyor segments arranged one behind the other in the circumferential direction, the conveyor segments each having an embossing structure and/or an embossing die on their outside for embossing the on the Conveying segments have arranged, in particular held, or arrangeable metal strip sections, in particular the embossing structure and / or the embossing die are provided in the area of the trailing flank of the conveying segments in relation to the axis of rotation of the suction roll and / or in particular the embossing structure and / or the embossing die have at least one suction air hole for applying negative pressure to the metal strip sections and/or wherein an embossing roller which interacts with the suction roller is arranged in particular on the suction roller.
  • a processing device is provided on the suction roller in order to deform the metal strip sections in cooperation with the embossing structure and/or the embossing die.
  • the processing device is preferably designed to be functionally complementary to the embossing structure and/or the embossing die of the suction roll.
  • the unit for providing material strip sections for tobacco pieces that at least one conveyor drum is provided for conveying metal strip sections, the conveyor drum being mounted on a drum body and/or Magnets for holding metal strip sections are arranged on a control body surrounded by a drum cylinder, preferably along the conveying path of the metal strip sections and/or one behind the other in the circumferential direction of the conveying drum, in particular the magnets being designed as permanent magnets or as, in particular switchable, electromagnets.
  • the unit prefferably has a plurality of conveyor drums which are arranged one behind the other in the conveying direction, each of the conveyor drums having magnets in the conveying area of the metal strip sections or a series of magnets arranged one behind the other in the circumferential direction of the respective conveyor drum in order to hold the metal strip sections during their conveyance on the respective conveyor drum along the conveyor area by means of the magnetic forces through the magnets on the surface of the conveyor drum.
  • the suction roller has conveying segments in the circumferential direction with support surfaces for the metal strip and the metal strip sections, the conveying segments having suction air holes for applying pressure to the metal strip and / or the metal strip sections Have negative pressure, with reference to the conveying direction of the suction roller in a first conveying section for conveying the metal strip on the suction roller, the, in particular all, suction air holes of the conveying segments for the metal strip are or are subjected to negative pressure and after cutting a metal strip section from the metal strip in one, Preferably immediately following, second conveying area, only a part of the suction air holes is or is subjected to negative pressure in order to hold the metal strip section on the respective conveying segment, and the negative pressure at the other suction air holes of the conveying segment is switched off or can be switched off, preferably by means of a control body.
  • the axial length of the plunger groove in relation to the axis of rotation of the insertion drum corresponds to the displacement path of the slide when inserting the metal strip sections arranged on the insertion drum into the tobacco pieces, in particular tobacco segments, which are preferably also arranged on the insertion drum.
  • the insertion drum preferably has a drum body, with receiving troughs for the metal strip sections being arranged one behind the other in the circumferential direction of the drum body.
  • corresponding plungers are provided on the side of the receiving troughs in a conveying section of the insertion drum, which are or are inserted into the longitudinal plunger groove of the receiving troughs and insert the metal band sections into tobacco segments or pieces of tobacco.
  • corresponding pieces of tobacco, in particular tobacco segments are arranged in the receiving troughs next to the metal strip sections, so that when the tobacco pieces and the metal strip sections are conveyed on the insertion drum, the metal strip sections are inserted into the tobacco pieces, in particular tobacco segments.
  • the metal band sections can also be introduced into the tobacco pieces by relative movement between the respective pieces of tobacco and the metal band sections.
  • the object is achieved by a machine in the tobacco processing industry, in particular a smoking article manufacturing machine, with a unit described above for providing metal strip sections for pieces of tobacco, in particular tobacco segments.
  • a machine in the tobacco processing industry in particular a smoking article manufacturing machine
  • a unit described above for providing metal strip sections for pieces of tobacco, in particular tobacco segments to avoid repetition, express reference is made to the above statements.
  • a further solution to the problem is achieved by a method for providing metal strip sections for pieces of tobacco, in particular tobacco segments, the method being carried out using a unit described above.
  • express reference is made to the above statements.
  • tobacco product can be understood to mean an aerosol-forming tobacco segment or tobacco-containing segment or a filter segment provided with an aerosol-forming liquid, which is produced in a unit according to the invention for providing metal strip sections or a manufacturing machine, in particular a smoking article manufacturing machine, in order to produce an inductive to form a heatable tobacco product or an inductively heatable tobacco segment.
  • tobacco product may also be a tobacco segment that is or is connected to a mouthpiece, which may optionally include a filter segment and/or further segments, for example cooling or spacer segments.
  • the filter segment and other segments can be selected in accordance with the composition of the tobacco segment.
  • the aerosol-forming tobacco segment and the mouthpiece and optionally further segments can be assembled to form a structural unit.
  • the tobacco product can, for example, be a consumable end product, that is, a ready-to-use consumable, such as an aerosol-generating smoking article, which can be used in combination with a, preferably electronic, heating device, for example an e-cigarette or a heat-not-burn smoking device.
  • the tobacco product preferably has a longitudinal extension and a circular or oval cross section.
  • the tobacco product may also have the cross section of a rectangle or a polygon.
  • the tobacco product is rod-shaped.
  • the tobacco product is or comprises a tobacco segment made from an aerosol-forming tobacco substrate.
  • the aerosol-forming tobacco substrate contains volatile tobacco flavorings that are released when the tobacco substrate is heated.
  • the aerosol-forming tobacco substrate may comprise or consist of a mixed tobacco cut filler or may comprise homogenized tobacco material.
  • the homogenized tobacco material can be formed by agglomerating particulate tobacco.
  • the aerosol-forming substrate may additionally comprise a non-tobacco material, for example homogenized plant material that is not tobacco.
  • the aerosol-forming tobacco substrate is a tobacco film, preferably crimped, crimped, folded and/or gathered, comprising tobacco material, fibers, binders and aerosol formers.
  • the tobacco film is a cast film in the form of reconstituted tobacco prepared from a slurry and containing tobacco particles, fiber particles, aerosol formers, binders and optionally flavors.
  • a crimped, shirred tobacco film for example a cast film, may have a thickness in a range between 0.5 mm and about 2 mm, preferably between 0.8 mm and about 1.5 mm, for example 1 mm. Thickness variations of up to 30% may occur due to manufacturing tolerances.
  • the crimped, gathered or folded tobacco film can be formed into a rod-shaped tobacco segment.
  • the tobacco film can also be cut into narrow, 0.5 to 3 mm wide, parallel strips and gathered into a rod-shaped article.
  • the inductively heatable smoking article comprises or consists of an inductively heatable tobacco product that is produced in a corresponding device, such as a smoking article manufacturing machine.
  • the inductively heatable smoking article comprises an inductively heatable tobacco segment and a susceptor segment, which is introduced into the tobacco segment in the form of a metal band section.
  • an inductively heatable smoking article is introduced into a cavity of the induction heating device, so that the susceptor segment in the tobacco segment is heated by a corresponding inductance of a power supply electronics arranged in the induction heating device.
  • the susceptor segment formed by a metal band section can be a filament, rod, sheet or band or the like.
  • Embodiments according to the invention can fulfill individual features or a combination of several features.
  • Fig. 1 a shows a schematic structure of a drum machine 3 in the tobacco processing industry for producing tobacco segments provided with a susceptor segment, in particular inductively heated smoking articles.
  • Drum machine 3 shown schematically can be designed, for example, as a combiner or multi-segment maker.
  • the drum machine 3 shown ( Fig. 1b ) is a right module 4 for providing tobacco segments 1 and a left module 5 for providing susceptor segments 2 and for inserting the susceptor segments 2 into the tobacco segments 1.
  • the tobacco segments 1 are then spaced apart from one another in the longitudinal axial direction by means of a spacing device 122 (compare method step I.6), after which the tobacco segments 1, which are spaced apart longitudinally axially, are transferred from the conveyor drum 108 to an insertion drum 123 (compare method step II.7).
  • Fig. 1b shows schematically in the left area the process steps II.1 to II.4 for providing metal strip sections 2 as susceptor segments, which are produced from a metal strip by cutting, as well as the deformation of the cross section QS of the metal strip sections 2 as susceptor segments (process step II.5), that Transferred to an insertion drum 123 by means of a transfer drum 121 and positioning the metal strip sections 2 in the respective tobacco segment 1 by inserting them (process step II.7).
  • a quasi-endless metal strip 31 is introduced from a running reel, which is not shown here, into the left module 5 of the drum machine 3 by conveyor and/or deflection rollers 111 to 113, the rollers 114 , 115 form a pair of pull rollers for transporting the metal strip 31 or the metal strips 9, 10.
  • the metal strip 31 is cut into two metal strips 9 and 10 in the longitudinal direction by an upstream cutting device 110.
  • a subsequent spacing device 116 spaces the two metal strips 9, 10 apart in such a way that further processing can be carried out advantageously.
  • the material web sections or the two metal strips 9, 10 can be provided by means of a reel, with the endless or quasi-endless metal strip 31 being cut in the longitudinal direction into two metal strips 9, 10 by means of a cutting device 110 (compare method step II.2).
  • the metal strips 9, 10 are provided by two running reels, with the cutting processing step being omitted in the corresponding embodiment.
  • a metal strip cutting device 30 with a knife roller 117 and a suction roller 118 is provided in the conveying direction of the metal strips 9, 10, with the metal strip cutting device 30 being used both metal strips 9, 10 are cut into metal strip sections 2 and separated.
  • the metal strip sections 2 are inserted into the tobacco segments 1 as a susceptor material on a subsequently arranged insertion drum 123.
  • the metal strip 31 is held on a roller via negative pressure or by a magnetic field and cut by the metal strip cutting device 30.
  • the metal strip 31 can be cut in such a way that the length of the metal strip sections 2 results from the width of the metal strips 9, 10, or that the width of the material web 9, 10 forms the width of the metal strip sections 2.
  • the metal strip cutting device 30 can be replaced by another cutting device or dividing device which includes a laser for cutting the metal strips 9, 10 into metal strip sections.
  • the isolated metal strip sections 2 are transferred to a drum 119 as susceptor segments.
  • the drums 119, 120 act as a shape changing unit, which change the cross section QS of the metal strip sections 2 in such a way that the axial moment of inertia - this refers to the longitudinal axis of the metal strip sections 2 provided as susceptor segments - increases in order to prevent the tobacco segment 1 from buckling when inserted into the tobacco segment 1 To avoid metal band sections 2 and/or damage.
  • the lateral insertion or insertion of the metal strip sections 2 as a susceptor segment 2 into the respective tobacco pieces 7.1 is carried out on the subsequent insertion drum 123 (process step II.7).
  • the tobacco segments 1 arranged next to one another in pairs with the metal strip sections 2 inserted therein are located on the insertion drum 123 as susceptor segments 2, which are preferably transferred in pairs to a transport drum or conveyor arrangement, not shown here.
  • the method for inserting metal strip sections 2 as susceptor segments 2 into each piece of tobacco to produce a tobacco segment 1 can be implemented in a drum machine in the tobacco processing industry.
  • the mass flow, which is conveyed in particular in a single layer, can move in sections continuously and/or in a clocked manner.
  • the knife roller 32 carries on its circumference knives 34 which run transversely to the direction of rotation and which dip one after the other into the grooves 38 of the suction roll 36 as they rotate.
  • the cutting edges of the knives 34 are aligned parallel to the axis of the knife roller 32, so that the cutting edge of the knife 34 runs around the entire width or length on a (single) cutting circle, the cut being made when the straight cutting edge plunges into the corresponding groove or Recess 38 of the suction roller 36 begins by executing a cut, in particular a shearing cut, and ends with the cutting of the metal strip after the cutting edge has been immersed.
  • the suction roller 36 has support bodies 50 arranged in the circumferential direction of the suction roller 36, which have corresponding support surfaces 40 on the outside for the metal strip sections 39 or the metal strip 20.
  • the recesses 38 are formed between the support bodies 50 as an interruption.
  • the metal strip 20 is moved along the rotation axes of the cutting roller 32 or the suction roller 36 in relation to the axis of rotation of the cutting roller 32 and/or in relation to the axis of rotation of the suction roller 36.
  • Fig. 2b shows an enlarged partial view of the metal strip cutting device 30 Fig. 2a omitting the metal strip to be cut.
  • the knife roller 32 has the knives 34 according to the invention at regular intervals in the circumferential direction.
  • the knives 34 are clamped on the drum body of the knife roller 32, so that the cutting edges of the knives 34 are aligned inclined to the axis of rotation of the knife roller 32.
  • the knives 34 dip into the groove-shaped recesses 38 of the suction roller 36 while the knife roller 32 and the suction roller 36 rotate simultaneously.
  • FIG. 2b is a side view of the area between the knife roller 32 and the suction roller 36 in the area of cutting a metal strip into metal strip sections with the metal strip omitted.
  • the knife roller 32 has the cutting knives 34 at regular intervals in the circumferential direction.
  • the cutting knives 34 are clamped on the drum body of the knife roller 32, so that the cutting edges of the cutting knives 34 are aligned inclined to the axis of rotation of the knife roller 32.
  • the cutting blades 34 dip into the groove-shaped recesses 38 of the suction roller 36 while the knife roller 32 and the suction roller 36 rotate simultaneously.
  • a recess 38 is provided between the support bodies 50 in the circumferential direction of the drum body of the suction roller 36, in which a, in particular one-piece, knife body 52 is arranged.
  • the knife body 52 is clamped by means of a corresponding clamping device (not shown here).
  • the front groove flank of the recesses 38 is formed as the cutting edge of the suction roller 36 by the knife bodies 52.
  • edges in particular the upper rear edge of the knife body 52 in the conveying direction of the suction roller 36, are aligned axially parallel to the axis of rotation of the suction roller 36, so that the cutting edges of the knife bodies 52 of the suction roller 36 run axially parallel to the axis of rotation of the suction roller 36.
  • a feed unit is provided for the metal strip or strips, which, for example, comprises at least one or more deflection rollers, wherein the feed unit is moved in relation to the axis of rotation of the cutting roller 32 and/or in relation to the axis of rotation of the suction roller 36 along the axis of rotation of the cutting roller 32 and/or along the axis of rotation of the suction roller 36, in particular linearly.
  • An external guide device 60 is provided for the metal strip 10, which has two guide bodies 61.1, 61.2 aligned next to one another and parallel to one another, between which the metal strip 10 resting on the support surfaces 40 of the support bodies 50 is securely guided.
  • the position of the guide bodies 61.1, 61.2 can be easily adapted to the width of the metal strip 10.
  • a knife body 152.1 it is possible for a knife body 152.1 to be formed with partial suction air bores 154, which cooperate with partial air bores 56 of the support body 50 and form an entire suction air bore for the metal strip or the metal strip sections.
  • a thin-width knife body 152.2 without suction air holes is arranged on the trailing edge of the support body 50 adjacent to the suction air holes.
  • the support body 50 is provided with a recess 55 into which a knife body 152.3 provided with suction air holes 155 is fitted and fixed.
  • the suction air holes 155 of the knife body 152.3 are connected via corresponding channels to a suction air channel inside the suction roller 56 in order to apply negative pressure to the suction air holes 155 of the knife body 152.3.
  • the support segment 58 has, for example, a hardened trailing cutting edge, which interacts with the cutting blades of a cutting roller arranged on the suction roller.
  • the support segment 58 is glued to the support bodies 50.
  • the leading suction air bores 62 are not subjected to negative pressure, that is, the negative pressure at the suction air bores 62 is switched off, while in order to hold the metal strip sections 39, the trailing suction air bores 64 are subjected to negative pressure to hold the metal strip sections 39.
  • the trailing suction air bores 64 are subjected to negative pressure.
  • FIG. 6a, 6b are cross-sectional views of the suction roller 36 Fig. 5 shown in detail.
  • the leading suction air bores 62 in the support body 50 are connected via an inclined channel 72 formed in the interior of the suction roller 36 to the axis of rotation of the suction roller 36 (cf. Fig. 6b ).
  • the trailing suction air bores 64 of the support body 50 are connected to a suction channel 74 which is inclined horizontally to the axis of rotation of the suction roller 36 (cf. Fig. 6a ).
  • the suction air holes 62 are supplied with negative pressure via the suction channel 72 in the conveying area of the metal strip 9, while at the same time the trailing suction air holes 64 are subjected to negative pressure via the suction channel 74 in the same conveying area.
  • the negative pressure applied to the suction channel 72 is switched off by means of a control ring 66 arranged laterally on the suction roller 36, while the control ring 66 is designed for the trailing suction air bores 64 in such a way that negative pressure is applied to the suction channel 74 in order to to hold the metal band sections 39 resting on the suction air holes 64 on the support surface 40 of the support body 50.
  • Fig. 8 shows another embodiment of a suction roller 36 in one schematic perspective representation.
  • the suction roller 36 has an embossing groove 80 on its support bodies 50 in the end region of the trailing edges of the support surfaces 40, which is in particular wedge-shaped or U-shaped.
  • Other configurations of the embossing groove 80 are also possible within the scope of the invention.
  • the embossing groove 80 it is possible for the metal band sections 39 cut from a metal band to be provided with an embossing, in particular a bend or another embossed structure, before they are delivered to a subsequent conveyor drum or when delivered to a subsequent conveyor drum.
  • corresponding suction air holes 82 to be provided in the embossing grooves 80 in order to hold the metal strip sections resting on the support surfaces 40 by means of negative pressure.
  • the negative pressure at the suction air holes 62 is switched off, so that only the metal strip sections 39 are held by the magnets 68.
  • FIG. 11 A further embodiment of a suction roller 36 is also shown, wherein the suction roller 36 has suction air holes 64 exclusively in the area of the trailing ends of the support bodies 50 in order to hold the metal strip and the metal strip sections cut off from it on the support surfaces 40.
  • the suction air holes 64 can have different shapes.
  • the suction air holes 64 can be round or oval in cross section.
  • the suction air holes 64 can also have a widening at the outer end.
  • the respective suction rolls 36 can be selected according to the requirements by means of a suitably selected geometry of the suction air holes 64 to hold the metal band or the metal band sections cut off from it on the support surfaces 40.
  • the magnets 134 of the first conveyor drum 130 and the magnets 144 of the second conveyor drum 140 can be arranged in the transfer area of the metal strip sections 39 between the conveyor drums 130, 140 in such a way that the magnets 134 of the conveyor drum 130 in the transfer area are arranged opposite magnets 144 of the conveyor drum 140 are to ensure a reliable transfer of the metal strip sections 39.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Manufacturing Of Cigar And Cigarette Tobacco (AREA)
  • Advancing Webs (AREA)

Claims (12)

  1. Unité (5) pour la fourniture de parties (39) de bande métallique pour des morceaux de tabac (7.1), en particulier des segments de tabac, avec au moins une unité de coupe (30) pour couper une bande métallique (9, 10), de préférence sans fin ou quasisans fin, en parties (39) de bande métallique de longueur finie, l'unité de coupe (30) comprenant un rouleau d'aspiration (36), qui est entraîné ou apte à être entraîné en rotation autour d'un axe de rotation, et un rouleau de coupe (32) coopérant avec le rouleau d'aspiration (36), qui est entraîné ou apte à être entraîné en rotation autour d'un axe de rotation, ladite au moins une bande métallique (9, 10) étant guidée ou apte à être guidée entre le rouleau de coupe (32) et le rouleau d'aspiration (36), caractérisée en ce que
    (i) le rouleau de coupe (32) et le rouleau d'aspiration (36) sont déplacés ou aptes à être déplacés l'un par rapport à l'autre le long de l'axe de rotation du rouleau de coupe (32) et/ou le long de l'axe de rotation du rouleau d'aspiration (36), en particulier de manière linéaire,
    et/ou (ii) le rouleau de coupe (32) présente des lames de coupe (34) agencées les unes derrière les autres dans la direction circonférentielle et le rouleau d'aspiration (36) présente des corps de lame (52, 152.1, 152.2, 152.3) agencés les uns derrière les autres dans la direction circonférentielle, les corps de lame (52, 152.1, 152.2, 152.3) du rouleau d'aspiration (36) et les lames de coupe (34) du rouleau de coupe (32) étant déplacés ou aptes à être déplacés les uns par rapport aux autres le long de l'axe de rotation du rouleau de coupe (32) et/ou le long de l'axe de rotation du rouleau d'aspiration (36), en particulier de manière linéaire,
    et/ou (iii) l'unité (5) comprend une unité d'alimentation pour amener au moins une bande métallique (9, 10) à l'unité de coupe (30), l'unité d'alimentation étant déplacée ou apte à être déplacée par rapport à l'axe de rotation du rouleau de coupe (32) et/ou par rapport à l'axe de rotation du rouleau d'aspiration (36) le long de l'axe de rotation du rouleau de coupe (32) et/ou le long de l'axe de rotation du rouleau de coupe (32), notamment de manière linéaire.
  2. Unité (5) selon la revendication 1, caractérisée en ce qu'une unité de guidage (60) pour ladite au moins une bande métallique (9, 10) est agencée sur le rouleau d'aspiration (36), l'unité de guidage (60) présentant en particulier deux corps de guidage (61.1, 61.2) espacés l'un de l'autre, une bande métallique ou la bande métallique (9, 10) étant guidée ou apte à être guidée entre les corps de guidage (61.1, 61.2) espacés l'un de l'autre, de préférence sur le rouleau d'aspiration (36).
  3. Unité (5) selon la revendication 1 ou la revendication 2, caractérisée en ce que le rouleau d'aspiration (36) présente un dispositif de guidage (54) pour ladite au moins une bande métallique (9, 10), le dispositif de guidage (54) étant notamment réalisé sous la forme d'une cavité en forme de rainure ou de plusieurs cavités (54) en forme de rainure agencées les unes derrière les autres dans la direction circonférentielle du rouleau d'aspiration (36) et espacées les unes des autres, une bande métallique ou la bande métallique (9, 10) sont guidées ou est guidée dans la cavité (54) en forme de rainure ou dans les cavité (54) en forme de rainure, de préférence sur le rouleau d'aspiration (36).
  4. Unité (5) selon l'une des revendications 1 à 3, caractérisée en ce que le rouleau d'aspiration (36) présente dans la direction circonférentielle des segments de transport (50) avec des surfaces de support (40) pour la bande métallique (9, 10) et les parties (39) de bande métallique, les segments de transport (50) étant agencés les uns derrière les autres dans la direction circonférentielle du rouleau d'aspiration (36) et un renfoncement (38), en particulier une rainure, étant respectivement prévu entre les segments de transport (40) dans la direction circonférentielle, et, par rapport à la direction de transport du rouleau d'aspiration (36), au moins un corps de lame (52, 152.1, 152.2, 152.3) étant agencés, les segments de transport (50) du rouleau d'aspiration (36) présentant des alésages (62, 54) pour de l'air d'aspiration afin d'alimenter en dépression la bande métallique (9, 10) et/ou les parties (39) de bande métallique,
    a) par rapport au sens de transport du rouleau d'aspiration (36), un alésage partiel (56) pour de l'air d'aspiration ou plusieurs alésages partiels (56) pour de l'air d'aspiration sont respectivement prévus sur les flancs en aval des segments de transport (50) et le corps de lame (52, 152.1, 152.2, 152.3) agencé sur le flanc en aval des segments de transport (50) comporte respectivement un alésage partiel (154.1) pour de l'air d'aspiration ou plusieurs alésages partiels (154.1) pour de l'air d'aspiration, l'alésage partiel (54) pour de l'air d'aspiration ou les alésages partiels (54) pour de l'air d'aspiration d'un ou des segments de transport (50) coopérant avec l'alésage partiel (154.1) pour de l'air d'aspiration ou les alésages partiels (154.1) pour de l'air d'aspiration du corps de lame (52, 152.1, 152.2, 152.3) afin de former respectivement un alésage pour de l'air d'aspiration ou plusieurs alésages pour de l'air d'aspiration,
    et/ou b) les corps de lame (52, 152.1, 152.2, 152.3), qui sont ou seront agencés sur le flanc en aval des segments de transport (50), présentent au moins un ou plusieurs alésages (154.3) pour de l'air d'aspiration afin de soumettre la bande métallique (9, 10) et/ou les parties (39) de bande métallique à une dépression.
  5. Unité (5) selon l'une des revendications 1 à 4, caractérisée en ce que le rouleau d'aspiration (36) présente, dans la direction circonférentielle, des segments de transport (50) avec des corps de support (56), en particulier des corps rapportés, les segments de transport (50) étant agencés les uns derrière les autres dans la direction circonférentielle du rouleau d'aspiration (36) et un renfoncement (38), en particulier une rainure, étant prévu entre les segments de transport (50) dans la direction circonférentielle, et les corps de support (56) présentant chacun une surface de support pour la bande métallique (9, 10) et les parties (39) de bande métallique, les segments de transport (50) présentant notamment des alésages pour de l'air d'aspiration et les corps de support agencés sur les segments de transport (50), en particulier des corps rapportés, présentant des alésages pour de l'air d'aspiration afin de soumettre la bande métallique (9, 10) et/ou les parties (39) de bande métallique à une dépression, les alésages pour de l'air d'aspiration des segments de transport (50) communiquant entre eux avec les alésages pour de l'air d'aspiration des corps de support (56).
  6. Unité (5) selon l'une quelconque des revendications 1 à 5, caractérisée en ce que le rouleau d'aspiration (36) comprend des segments de transport (50) agencés les uns derrière les autres dans la direction circonférentielle, un aimant (68) ou plusieurs aimants (68) étant prévus sur la surface extérieure des segments de transport (50) de façon à maintenir des parties (39) de bande métallique.
  7. Unité (5) selon l'une des revendications 1 à 6, caractérisée en ce que le rouleau d'aspiration (36) présente des segments de transport (50) agencés les uns derrière les autres dans la direction circonférentielle, les segments de transport (50) présentant chacun sur leur face extérieure une structure de gaufrage (80) et/ou une matrice de gaufrage pour le gaufrage des parties (39) de bande métallique disposées, notamment maintenues, ou aptes à être disposées sur les segments de transport (50), la structure de gaufrage (80) et/ou la matrice de gaufrage étant en particulier prévues, par rapport à l'axe de rotation du rouleau d'aspiration (36), dans la zone du flanc arrière des segments de transport (50) et/ou la structure de gaufrage (80) et/ou la matrice de gaufrage présentant en particulier au moins un alésage pour de l'air d'aspiration afin de soumettre les parties (39) de bande métallique à une dépression et/ou un rouleau de gaufrage (90) étant agencé sur le rouleau d'aspiration (36) de façon à coopérer en particulier avec le rouleau d'aspiration (36).
  8. Unité (5) selon l'une des revendications 1 à 7, caractérisée en ce qu'il est prévu au moins un tambour de transport (130, 140) pour transporter des parties (39) de bande métallique, le tambour de transport (130, 140) comportant, sur un corps de tambour (132, 142) et/ou sur un corps de commande entouré par un cylindre de tambour, des aimants (134, 144) pour maintenir des parties (39) de bande métallique, de préférence le long du trajet de transport des parties (39) de bande métallique et/ou les uns derrière les autres dans la direction circonférentielle du tambour de transport (130, 140), les aimants (134, 144) étant en particulier conçus sous la forme d'aimants permanents ou sous la forme d'électroaimants, en particulier commutables.
  9. Unité (5) selon l'une des revendications 1 à 8, caractérisée en ce que le rouleau d'aspiration (36) présente, dan; s la direction circonférentielle, des segments de transport (50) des surfaces de support (40) pour la bande métallique (9, 10) et les parties (39) de bande métallique, les segments de transport (50) présentant des alésages (62, 64) pour de l'air d'aspiration afin de soumettre la bande métallique (9, 10) et/ou les parties (39) de bande métallique à une dépression ; par rapport à la direction de transport du rouleau d'aspiration (36), dans une première section de transport pour le transport de la bande métallique (9, 10) sur le rouleau d'aspiration (36), les alésages pour de l'air d'aspiration (62, 64) des segments de transport (50) pour la bande métallique (9, 10), en particulier tous ces alésages, sont ou seront soumis à une dépression et après la découpe d'une partie (39) de bande métallique depuis la bande métallique (9, 10), dans une deuxième zone de transport, de préférence immédiatement suivante, seule une partie des trous d'air d'aspiration (64) est ou sera soumise à une dépression, afin de maintenir la partie (39) de bande métallique sur le segment de transport (50) respectif, et la dépression est apte à être coupée ou désactivée au niveau des autres trous (62) d'aspiration d'air du segment de transport, de préférence au moyen d'un corps de commande (66).
  10. Unité (5) selon l'une des revendications 1 à 9, caractérisée en ce que l'unité (5) présente un tambour d'insertion (123) pour insérer des parties (39) de bande métallique, en particulier gaufrées et/ou mises en forme, le tambour d'insertion (123) présentant des augets de réception (150) pour les parties (39) de bande métallique, les augets de réception (150) étant chacun formés avec une rainure de poussoir (148), de préférence continue, un poussoir pour les parties (39) de bande métallique à introduire étant apte à être déplacé le long de la rainure de poussoir (148) dans l'auget de réception respectif.
  11. Machine de l'industrie de transformation du tabac, en particulier machine de fabrication d'articles à fumer, avec une unité (5) pour la fourniture de parties (39) de bande métallique pour des morceaux de tabac, en particulier des segments de tabac, selon l'une des revendications 1 à 10.
  12. Procédé pour la fourniture de parties (39) de bande métallique pour des morceaux de tabac (7.1), en particulier des segments de tabac, dans lequel le procédé est mis en oeuvre au moyen d'une unité (5) selon l'une des revendications 1 à 10.
EP20774945.8A 2019-10-02 2020-09-16 Fourniture de parties de bande métallique pour segments de tabac Active EP4013246B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102019126583.5A DE102019126583A1 (de) 2019-10-02 2019-10-02 Bereitstellen von Metallbandabschnitten für Tabaksegmente
PCT/EP2020/075874 WO2021063685A1 (fr) 2019-10-02 2020-09-16 Fourniture de parties de bande métallique pour segments de tabac

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EP4013246A1 EP4013246A1 (fr) 2022-06-22
EP4013246B1 true EP4013246B1 (fr) 2023-12-20

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CN (1) CN114430660A (fr)
DE (1) DE102019126583A1 (fr)
PL (1) PL4013246T3 (fr)
WO (1) WO2021063685A1 (fr)

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Publication number Priority date Publication date Assignee Title
DE102020110668B4 (de) 2020-04-20 2021-11-18 Hauni Maschinenbau Gmbh Vorrichtung und Verfahren zum Herstellen eines Strangs sowie stabförmiger Artikel der Tabak verarbeitenden Industrie
GB202108813D0 (en) * 2021-06-18 2021-08-04 Nicoventures Trading Ltd A component for an article and method of manufacture

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1157670B (it) * 1982-03-23 1987-02-18 Sasib Spa Dispositivo di taglio per suddividere un nastro continuo in singoli segmenti successivi in particolare in talloncini per il collegamento dei filtri alle sigarette
DE102011077335A1 (de) * 2011-06-10 2012-12-13 Hauni Maschinenbau Ag Fördertrommel der Tabak verarbeitenden Industrie
GB201408922D0 (en) * 2014-05-20 2014-07-02 British American Tobacco Co Apparatus comprising a tipping paper suction drum
EP3297462B1 (fr) 2015-05-21 2019-12-18 Philip Morris Products S.a.s. Procédé de fabrication de produits de tabac chauffables par induction
US10499685B2 (en) * 2015-05-21 2019-12-10 Philip Morris Products S.A. Method for manufacturing inductively heatable tobacco rods
DE102016112724B4 (de) * 2016-07-12 2018-02-08 Hauni Maschinenbau Gmbh Schneiden eines Belagpapierstreifens der Tabak verarbeitenden Industrie

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EP4013246A1 (fr) 2022-06-22
CN114430660A (zh) 2022-05-03
PL4013246T3 (pl) 2024-05-06
DE102019126583A1 (de) 2021-04-08

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