WO2006114163A1 - Dispositif de formation de boudins dote d'une barriere a flux d'air - Google Patents

Dispositif de formation de boudins dote d'une barriere a flux d'air Download PDF

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Publication number
WO2006114163A1
WO2006114163A1 PCT/EP2006/002354 EP2006002354W WO2006114163A1 WO 2006114163 A1 WO2006114163 A1 WO 2006114163A1 EP 2006002354 W EP2006002354 W EP 2006002354W WO 2006114163 A1 WO2006114163 A1 WO 2006114163A1
Authority
WO
WIPO (PCT)
Prior art keywords
tobacco
forming device
partition
strand
strand forming
Prior art date
Application number
PCT/EP2006/002354
Other languages
German (de)
English (en)
Inventor
Peter Schumacher
Henning Thiele
Jürgen Pehmöller
Original Assignee
Hauni Maschinenbau Ag
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 Hauni Maschinenbau Ag filed Critical Hauni Maschinenbau Ag
Priority to AT06723431T priority Critical patent/ATE508651T1/de
Priority to EP06723431A priority patent/EP1890562B1/fr
Priority to JP2008508098A priority patent/JP2008538701A/ja
Priority to CN2006800140477A priority patent/CN101166430B/zh
Priority to PL06723431T priority patent/PL1890562T3/pl
Publication of WO2006114163A1 publication Critical patent/WO2006114163A1/fr

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
    • A24C5/14—Machines of the continuous-rod type
    • A24C5/18—Forming the rod

Definitions

  • the invention relates to a strand forming device of a strand machine of the tobacco-processing industry with a rolling room and a strand machine of the tobacco-processing industry, in particular double-strand machine. Furthermore, the concerns
  • Stranding devices for forming tobacco rods are components of distribution devices of tobacco rod machines.
  • the distribution devices are operated for tobacco rod formation according to the so-called fluidized bed method.
  • a method and a device for separating tobacco fibers are known from DE 43 36 453 A1.
  • the singulation within a chute of the distributor in which the tobacco is accelerated down into a main trajectory, is achieved.
  • alternately offset louvers are provided, through which blown air is directed substantially transversely to the trajectory against the downwardly flying tobacco, whereby this is alternately deflected laterally out of its trajectory.
  • With the lateral deflection a solution and separation of tobacco fibers is connected.
  • Air streams are spotted, so that tobacco ribs from the further tobacco stream, which is converted to tobacco strands, are selected.
  • Tobacco fibers are known from EP 1 174 046 A2.
  • the object is achieved with a strand forming device of a strand machine of the tobacco-processing industry with a rolling space in that an air flow barrier is provided in the rolling space.
  • Wälzraum a strand forming a Luftströmungsbarriere or a Strömungsbarr Schl Surprise Surprise is provided, are reduced for the production disturbing transverse flows of air, prevented or suppressed.
  • the arrangement of an air flow barrier in the rolling room also represents a simple measure that leads to long strands of the same high quality on a double-strand machine.
  • transverse air flows are reduced by the airflow barrier according to the invention or suppressed according to further embodiments according to the invention.
  • the air flow barrier is formed by means of at least one partition wall.
  • the rolling space is divided into several segments, so that the quality-influencing transverse air flows prevented or reduced.
  • a plurality of partitions are arranged side by side in the longitudinal direction of the rolling space.
  • the at least one partition wall or a plurality of partition walls are arranged transversely, in particular vertically, with respect to a tobacco fiber stream conveyed into the rolling space.
  • the rolling space is preferably divided into a total of several equal sections.
  • the partition or the partitions are made in several parts. Here are several parts after assembly a complete partition, through which the disturbing
  • At least one partition wall has at least one recess as an airflow barrier.
  • At least one partition is at least partially sickle-shaped or disc-shaped.
  • the air flow barrier is formed by means of at least one barrier body.
  • the barrier body is introduced as a solid in the rolling space and arranged to fill the Wälzaum at least partially.
  • a plurality of barrier body are provided in the rolling space to suppress unwanted cross-air flows in the formation of the tobacco strands or interrupt.
  • the barrier body is arranged at a distance from the inner wall of the rolling space in order to allow a circulation of air flows.
  • the strand forming device is designed to form at least one tobacco rod and in particular two tobacco rods.
  • the object is achieved by the use of an air flow barrier in a rolling space of a strand forming device, which is part of a distributor or a strand machine of the tobacco-processing industry.
  • FIG. 1 shows a schematic longitudinal section through a section of a distributor of a double-strand cigarette machine according to the prior art
  • FIG. 2 shows a schematic longitudinal section through a distributor of a double-strand cigarette machine with a dividing wall
  • FIG. 3 shows a longitudinal section through the rolling space of the distributor according to the section line drawn in FIG. 2;
  • FIG. 4 shows a variant of a partition wall in a distributor of a double-strand cigarette machine
  • Fig. 5 shows another variant of a partition wall in a distributor of a double-strand cigarette machine
  • Fig. 6 is a longitudinal section through a rolling room with a solid.
  • FIG. 1 shows a schematic longitudinal section through a section of a distributor of a schematically designated double-strand cigarette machine P, which has a strand forming device S, by means of which tobacco strands are formed.
  • the structure and operation of the distributor shown in Fig. 1 or part of a distributor V for a Doppelstrangzigaret- tenmaschine P are as follows:
  • Tobacco is usually conveyed from an upward conveyor, not shown in FIG. 1, into a stowage bay 216 in which a tobacco supply 217 thus accumulates.
  • Tobacco stock 217 in stowage bay 216 is monitored by light barriers, which are not shown. This is the removal conveyor in the sense of
  • the tobacco is removed by means of a removal device.
  • the removal device consists of a removal roller 221 and a racket roller 222 with respect to the removal roller
  • the removal roller 221 greatly increased speed.
  • the removal roller 221 is with spines 223, the relatively fast rotating club roller
  • Chill 226 made of tobacco fibers passes in the direction of arrow 227 in a funnel-shaped narrowing Zuglassfallschacht in the form of a channel 228, in which a Blasluftdüse 307, which is connected to an air box 308, is arranged.
  • the blast air nozzle 307 blows air between the wall 316 of the well 228 and the tobacco blast 226, such that the tobacco in the tobacco blast 226 is compressed.
  • a compression takes place in a further embodiment, not shown, without the Blas Kunststoffdüse 307. Furthermore, air gets on the walls
  • Leitflä- Chen 310 suppress cross-components of the air flow, whereby a more uniform distribution of tobacco is achieved.
  • the tobacco shower consists of pre-sighted tobacco fibers.
  • a classifying air stream is usually used, which blows transversely to the conveying direction, for example a tobacco gob.
  • the light tobacco fibers consisting of long tobacco fibers and short light tobacco fibers, separated from the o heavy tobacco fibers (ribs) and conveyed away transversely. Further sifting may then take place to recover light tobacco fibers from the weighted heavier tobacco fibers.
  • the tobacco fibers contained in the shaft 228 become one
  • the tobacco fibers come either in contact with the guide surface 251 or slip on a kind of air cushion consisting of the air, which is guided for example by the Blas Kunststoffdüse 307 in the device and / or slots from the Mau Kunststoff- enters the device.
  • the speed of the tobacco decreases due to the increasing slope of the baffle 251.
  • the baffle 251 in FIG. 5 has a relatively large negative pitch, which then merges into a substantially horizontal pitch, and then rises again. Due to the decreasing speed and the compaction of the tobacco, a web 305 is formed on the baffle 251. This becomes larger due to the decreasing o speed in the fleece height. The height and / or the
  • Density of the web are measured by means of a sensor 309. This measured value can be used for control and / or control purposes. be.
  • the sensors may be, for example, ultrasonic sensors or laser distance sensors.
  • the tobacco mat In the region of the accelerator nozzle 303, which receives air from the air box 304, the tobacco mat is subjected to a high air velocity, so that the tobacco fibers are separated from the nonwoven occasionally. In particular, a tight-fitting wall flow is used here in particular. Subsequent to the accelerator nozzle 303, the tobacco stream 252 is divided into two tobacco streams or tobacco filling streams 256 and 25 in a deflection zone 253
  • the respective tobacco streams are accelerated by suction air conveyors 263 and 264 by means of blown air nozzles 258, which carry blown air from an air box 259 preferably close to the guide surfaces 261 and 262.
  • a partition wall 254 is preferably provided between the guide surfaces 261 and 262.
  • the two upwardly aspirating Tabak Collllströme 256 and 257 reach the two parallel juxtaposed Saugstrang devisern 263 and 264, each consisting of a basically a tobacco channel along a perforated plate running air-permeable conveyor belt whose back is under the suction effect of a vacuum chamber.
  • the excess blown air in the rolling space 306 escapes through a sieve 271 into a relaxation space 272 and is discharged, for example, by a blower.
  • the tobacco After the first singulation of the tobacco fibers by combing the tobacco from the tobacco supply 216 into the tobacco shower and then forming the tobacco mat, the tobacco becomes one second time by means of an accelerator nozzle 303, which is preferably formed in the form of a slot isolated.
  • the tobacco which slides on the guide surface, is torn apart from the nozzle. The tobacco preferably slides or glides directly on the guide surface 251.
  • the optimum sliding speed and thus also the density of the tobacco in front of the nozzle is adjusted by the negative pressure in the rolling space 306 enclosed by the curved guide surface 251 and the screen 271.
  • a higher negative pressure means a higher air velocity in the chute and thus a lower density before the first nozzle.
  • the separation becomes smaller, as a result of which the tobacco stream forming on the strand conveyor 263 and 264 becomes less uniform.
  • the fleece is too thick, the singling becomes smaller again, so that an optimum can be set.
  • the accumulation height or occupancy density of the tobacco in the vicinity of the nozzle 303 and / or the air pressure forming in the rolling space or in the connected expansion space is determined by means of a pressure sensor (not shown here), so as to adapt the negative pressure accordingly.
  • the signals from the sensors are supplied to a controller, which in response controls the amount of air discharged from the expansion space 272 via an adjustable throttle and / or the speed of a fan.
  • Tobacco is removed from the stowage bay as described above and formed into a shower.
  • air is sucked through the secondary air slots 301 and 302, which the chill 226 in the shaft 228 and compacted into a nonwoven 305. Disturbing transverse components of the flow through guide surfaces 310 are suppressed.
  • the web 305 slides into the area of influence of the accelerator nozzle 303 at a relatively low speed.
  • the air flows through a pressurized air box 304
  • Nozzle 303 along the guide surface 251 to the deflection zone 253 to.
  • the foremost tobacco fibers of the web 305 are detected and pulled out of the web and accelerated.
  • the resulting stream 252 of isolated tobacco fibers is divided into two tobacco filling streams 256 and 257 and the strand conveyor
  • the excess blast air of the nozzles is discharged through the screen 271 into the flash room 272, from where it is removed by the fan or other suction. The one by the
  • Control be tracked depending on the engine speed.
  • the height of the tobacco mat 305 is constantly monitored by a sensor 309. If the measured value is outside a tolerance range, the air conditions or pressure conditions can be adjusted by changing the setpoint for the vacuum control.
  • An additional blast air nozzle 307 with associated air box 308 may be preferably connected to increase the sliding speed of the web when in certain operating conditions the risk of clogging of the shaft 228 is. This can be given in particular when starting or when shutting down the machine.
  • the density of tobacco fleece 305 at this point is about 100 g / l.
  • the thickness or height of the tobacco mat 305 is preferably between 1 and 10 mm, and more preferably between 1 and 5 mm.
  • FIGS. 2 to 6 show embodiments according to the invention for an air flow barrier or a barrier device for interrupting or suppressing transverse air flows.
  • a partition wall 401 is drawn in the rolling space 306, which divides the rolling space 306 in the longitudinal direction into at least two segments.
  • the shape of the partition wall 401 is adapted to the inner wall of the rolling room 306.
  • the partition wall 401 itself is in several parts and consists of an upper part 402 and a lower part 403.
  • the lower part 403 is pivoted on the right side of the Wälzraums 306 by means of a bolt or the like pivotally against the upper 402, so that the lower part 403 against the upper part 402 is movable relative to each other.
  • FIG. 3 shows a longitudinal section through the rolling space 306 in accordance with the dashed line III-III drawn in FIG. 2.
  • a plurality of partitions 401 are arranged at regular intervals from each other, so that the
  • Rolling space 306 is divided or segmented by the partitions 401 according to the invention.
  • the partitions 401 By introducing the partitions 401 into the rolling space, transversely flowing air in the rolling space 306 is avoided or suppressed, so that two uniform tobacco strands are formed on the suction strand conveyors (cf., Fig. 1, reference numerals 263, 264).
  • the upper part 402 is U-shaped, whereby the lower part 403 can be introduced into the legs of the inverted U-shape. As a result, the lower part 403 can be easily pivoted against the upper part 402.
  • Fig. 2 is further indicated by the dashed line of the partition 401 in the left area that the partition 401 and the upper part 402 and the lower part 403 in shape to the rolling space 306 according to the requirements and the geometry of the partition 401 and the upper part 402 and the lower part 403 in shape to the rolling space 306 according to the requirements and the geometry of the partition 401 and the upper part 402 and the lower part 403 in shape to the rolling space 306 according to the requirements and the geometry of the
  • Wälzraums 306 can be adjusted.
  • FIG. 4 a further embodiment of a partition wall 401 is shown, wherein the upper part 402 and the lower part 403 have a crescent-shaped form.
  • FIG. 5 A further variant of a partition wall 401 is shown in FIG. 5, wherein the partition wall 401 is arranged centrally in the rolling space 306 in the manner of a disk.
  • the partition wall 401 is arranged centrally in the rolling space 306 in the manner of a disk.
  • a plurality of partition walls 401 of different embodiments are arranged in the rolling space 306 at predetermined distances from one another in the longitudinal direction of the rolling space 306 in order to suppress transverse air flows.
  • FIG. 5 shows an embodiment of an air flow barrier.
  • partitions 401 as air flow barriers in the rolling space 306
  • the volume body 501 is adapted to the geometry of the rolling space 306 in accordance with the requirements for avoiding transverse air flows in the strand forming device S. Further, it is also possible to arrange a plurality of volutes 501 in the rolling space to positively influence the air flow behavior by suppressing cross air currents.

Landscapes

  • Manufacturing Of Cigar And Cigarette Tobacco (AREA)
  • Duct Arrangements (AREA)
  • Air-Flow Control Members (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)

Abstract

L'invention concerne un dispositif de formation de boudins (S) d'une confectionneuse (P) de l'industrie de traitement du tabac, doté d'une chambre de circulation (306), ainsi qu'une confectionneuse (P) de l'industrie de traitement du tabac, en particulier une machine (P) pouvant confectionner deux boudins de tabac. L'invention concerne également une utilisation d'une barrière à flux d'air (401, 502). Afin de perfectionner ce dispositif de formation de boudins, une barrière à flux d'air (401, 501) est placée dans la chambre de circulation (306).
PCT/EP2006/002354 2005-04-25 2006-03-15 Dispositif de formation de boudins dote d'une barriere a flux d'air WO2006114163A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
AT06723431T ATE508651T1 (de) 2005-04-25 2006-03-15 Strangbildungseinrichtung mit luftströmungsbarriere
EP06723431A EP1890562B1 (fr) 2005-04-25 2006-03-15 Dispositif de formation de boudins dote d'une barriere a flux d'air
JP2008508098A JP2008538701A (ja) 2005-04-25 2006-03-15 気流バリヤを有するストランド構成装置
CN2006800140477A CN101166430B (zh) 2005-04-25 2006-03-15 带有气流阻挡的烟丝束形成装置
PL06723431T PL1890562T3 (pl) 2005-04-25 2006-03-15 Instalacja do kształtowania pasm z barierą przepływu powietrza

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102005019390.0 2005-04-25
DE102005019390A DE102005019390A1 (de) 2005-04-25 2005-04-25 Strangbildungseinrichtung mit Luftströmungsbarriere

Publications (1)

Publication Number Publication Date
WO2006114163A1 true WO2006114163A1 (fr) 2006-11-02

Family

ID=36371730

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2006/002354 WO2006114163A1 (fr) 2005-04-25 2006-03-15 Dispositif de formation de boudins dote d'une barriere a flux d'air

Country Status (7)

Country Link
EP (1) EP1890562B1 (fr)
JP (1) JP2008538701A (fr)
CN (1) CN101166430B (fr)
AT (1) ATE508651T1 (fr)
DE (1) DE102005019390A1 (fr)
PL (1) PL1890562T3 (fr)
WO (1) WO2006114163A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1398602B1 (it) * 2009-02-26 2013-03-08 Gd Spa Unità di alimentazione di un flusso di particelle di tabacco in una macchina confezionatrice di sigarette.

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4564027A (en) * 1982-12-02 1986-01-14 Hauni-Werke Korber & Co. Kg Apparatus for building a continuous tobacco stream
US4889138A (en) * 1986-06-11 1989-12-26 Korber Ag Method of and apparatus for simultaneously making plural tobacco streams
DE3937538A1 (de) * 1988-11-14 1990-05-17 Gd Spa Verfahren und maschine zur gleichzeitigen herstellung von zwei kontinuierlichen zigarettenstraengen
DE4136470A1 (de) * 1991-11-06 1993-05-13 Hauni Werke Koerber & Co Kg Verfahren und vorrichtung zum gleichzeitigen herstellen von zwei endlos-tabakstraengen fuer zigaretten oder dergleichen
DE4442538A1 (de) * 1993-12-01 1995-06-08 Gd Spa Doppel-Strang-Zigaretten-Herstellungs-Vorrichtung
US5645086A (en) * 1995-03-08 1997-07-08 Hauni Maschinenbau Ag Apparatus for evacuating surplus air for the distributor of a tobacco processing machine
WO2005011412A1 (fr) * 2003-08-04 2005-02-10 Japan Tobacco Inc. Dispositif d'alimentation en tabac hache destine a une confectionneuse de cigarettes

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1162318B (it) 1979-05-22 1987-03-25 Gd Spa Procedimento e relativa macchina confezionatrice per la realizzazione contenporanea di due bachi continui di sigaretta
DE3301031A1 (de) * 1982-01-28 1983-07-28 Hauni-Werke Körber & Co KG, 2050 Hamburg Vorrichtung zum bilden eines tabakstranges
DE3400410A1 (de) * 1983-01-22 1984-07-26 Hauni-Werke Körber & Co KG, 2050 Hamburg Verfahren und vorrichtung zum herstellen eines bewegten faserstrangs der tabakverarbeitenden industrie
IT1244033B (it) 1990-01-18 1994-06-28 Koerber Ag Procedimento e dispositivo per produrre contemporaneamente due filoni di tabacco senza fine
DE4136469A1 (de) * 1991-11-06 1993-05-13 Hauni Werke Koerber & Co Kg Verfahren und vorrichtung zum gleichzeitigen herstellen von zwei endlos-tabakstraengen fuer zigaretten oder dergleichen
DE4336453A1 (de) * 1993-10-26 1995-04-27 Hauni Werke Koerber & Co Kg Verfahren und Vorrichtung zum Vereinzeln von Tabakfasern
DE10035692A1 (de) * 2000-07-20 2002-01-31 Hauni Maschinenbau Ag Verfahren und Vorrichtung zum Vereinzeln von Tabakfasern

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4564027A (en) * 1982-12-02 1986-01-14 Hauni-Werke Korber & Co. Kg Apparatus for building a continuous tobacco stream
US4889138A (en) * 1986-06-11 1989-12-26 Korber Ag Method of and apparatus for simultaneously making plural tobacco streams
DE3937538A1 (de) * 1988-11-14 1990-05-17 Gd Spa Verfahren und maschine zur gleichzeitigen herstellung von zwei kontinuierlichen zigarettenstraengen
DE4136470A1 (de) * 1991-11-06 1993-05-13 Hauni Werke Koerber & Co Kg Verfahren und vorrichtung zum gleichzeitigen herstellen von zwei endlos-tabakstraengen fuer zigaretten oder dergleichen
DE4442538A1 (de) * 1993-12-01 1995-06-08 Gd Spa Doppel-Strang-Zigaretten-Herstellungs-Vorrichtung
US5645086A (en) * 1995-03-08 1997-07-08 Hauni Maschinenbau Ag Apparatus for evacuating surplus air for the distributor of a tobacco processing machine
WO2005011412A1 (fr) * 2003-08-04 2005-02-10 Japan Tobacco Inc. Dispositif d'alimentation en tabac hache destine a une confectionneuse de cigarettes

Also Published As

Publication number Publication date
JP2008538701A (ja) 2008-11-06
PL1890562T3 (pl) 2011-10-31
CN101166430A (zh) 2008-04-23
ATE508651T1 (de) 2011-05-15
CN101166430B (zh) 2011-01-12
EP1890562B1 (fr) 2011-05-11
DE102005019390A1 (de) 2006-10-26
EP1890562A1 (fr) 2008-02-27

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