EP1053942B1 - Verfahren und Vorrichtung zum Prüfen von Zigarettenköpfen - Google Patents
Verfahren und Vorrichtung zum Prüfen von Zigarettenköpfen Download PDFInfo
- Publication number
- EP1053942B1 EP1053942B1 EP00109674A EP00109674A EP1053942B1 EP 1053942 B1 EP1053942 B1 EP 1053942B1 EP 00109674 A EP00109674 A EP 00109674A EP 00109674 A EP00109674 A EP 00109674A EP 1053942 B1 EP1053942 B1 EP 1053942B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- cigarette
- region
- light
- detector
- irradiated
- 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.)
- Expired - Lifetime
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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
- A24C5/32—Separating, ordering, counting or examining cigarettes; Regulating the feeding of tobacco according to rod or cigarette condition
- A24C5/34—Examining cigarettes or the rod, e.g. for regulating the feeding of tobacco; Removing defective cigarettes
- A24C5/3412—Examining cigarettes or the rod, e.g. for regulating the feeding of tobacco; Removing defective cigarettes by means of light, radiation or electrostatic fields
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B19/00—Packaging rod-shaped or tubular articles susceptible to damage by abrasion or pressure, e.g. cigarettes, cigars, macaroni, spaghetti, drinking straws or welding electrodes
- B65B19/28—Control devices for cigarette or cigar packaging machines
- B65B19/30—Control devices for cigarette or cigar packaging machines responsive to presence of faulty articles, e.g. incorrectly filled cigarettes
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S131/00—Tobacco
- Y10S131/908—Sensing unique characteristic or specific condition of finished product
Definitions
- the invention relates to a method for testing cigarette heads, wherein at least a portion of a cigarette head Illuminated light and light reflected from the cigarette head like this is received by a detector that is irradiating and received reflected light run at an angle to each other and the irradiated area is imaged on the detector and on signal generated by the detector is evaluated. Furthermore concerns the invention a device for testing cigarette heads with a light source and optics for generating at least an area illuminated by light on a cigarette head and a detector for receiving reflected from the cigarette head Light arranged in such a way that irradiating and received reflected light run at an angle to each other and the irradiated area can be imaged on the detector.
- a test method or a test device for non-contact is known Checking cigarette heads on one straight Line is blasted onto a tobacco-side cigarette head. If the cigarette is not properly filled with tobacco, the line appears - if from a different angle is considered - no longer as a straight line, but as Serpentine line or as a broken serpentine line. This Image is captured by a sensor. Finally, the pixels, the inside and outside of a narrow area lie an imaginary, theoretical straight line, counted and in put a relationship to each other. If this ratio is one Limit value is exceeded, this should indicate that a cigarette is not properly filled.
- This type of testing has the disadvantage that it is inaccurate and no exact statements about the condition of a cigarette allowed.
- the invention is therefore based on the problem of testing of cigarettes to improve and more accurate statements about the To allow condition of a cigarette.
- the method according to the invention is used to solve this problem characterized in that a possible deviation in the evaluation, especially a distance, the position of the figure of the irradiated area from an expected position of one Illustration of a corresponding area of an ideal cigarette head is determined on the detector, being from the deviation the distance of the irradiated area to a target position this range is determined.
- the problem is also solved characterized by a device according to the invention is by an evaluation device, the one from the detector generated signal evaluates to any deviation, in particular a distance, the position of the image of the irradiated Range from an expected position of an illustration of a corresponding area of an ideal cigarette head determine the distance of the irradiated from the deviation Determine range to a target position of this range.
- a cigarette head can be made contactless be measured.
- the light steel of a laser is preferred or other bright light source used and over a lens focused on a cigarette head. This will one or more pixels are essentially illuminated at the measuring distance.
- a lens focuses the reflected light on you position sensitive detector. If the illuminated area is not in its target position, this leads to a deviation of the pixel on the position sensitive Detector or a deviation in the image of the illuminated Area in relation to an expected position of the figure on the detector.
- the invention achieves very high measuring accuracy. Further A snapshot of the cigarette head is enough to cover these distances to investigate. This allows a cigarette head to move and be measured without contact. This allows a high one Operating speed of the cigarette packaging or cigarette manufacturing machine.
- FIG. 1 shows a test device 10 for testing cigarette heads with a light source in the form of a laser 11.
- a light source in the form of a laser 11.
- other light sources with bright Light can be used that is monochromatic or non-monochromatic as well as non-coherent like bright LEDs.
- the light source can shine permanently or be operated in pulsed mode to generate individual flashes of light.
- a light beam 12 emanating from the laser 11 strikes a lens-aperture system 13, which has a lens 14 and an aperture 15 or mask.
- This lens aperture system 13 converts the light beam 12 in cigarette heads 16 of a cigarette formation 17 illuminating light 18 ⁇ m.
- the illuminating light 18 is reflected by the cigarette heads 16.
- a detector 19 for example a CCD camera, i.e. a camera with one of several two-dimensional arranged CCD elements existing CCD chip for generation a two-dimensional image with a large number of pixels.
- Reflected light 20 received by the detector 19 is in one non-zero angles to the irradiating light 18, i.e. the light rays incident on the cigarette heads 16 are in a direction different from the direction of incidence Reflected towards the detector 19.
- the detector 19 points in addition the CCD chip also has an optic 21, in particular an optic lens inside. This optics 21 serves to reflect the reflected Focus light rays 20 on the CCD chip.
- the detector 19 is connected to an evaluation device via a cable 22 connected in which the received image or images of the irradiated areas of the cigarette heads 16 are evaluated become.
- the cigarette formation 17 is shown in FIG. 1 as a whole, three-layer Formation checked. Therefore, the detector 19 also detects the cigarette heads 16 are all within the cigarette formation 17 cigarettes located.
- the evaluation device must therefore a picture consisting of one of the number of cigarettes Formation 17 corresponding number of drawing files, namely 20, evaluate. This check of the cigarette formation 17 is preferred on the cigarette turret of a cigarette packaging machine instead of. If a faulty cigarette occurs during this test procedure is recognized, this leads to the ejection of the corresponding faulty cigarette formation 17.
- FIG. 2 shows a further test device 23, that of the one in FIG. 1 with the following exception:
- the light beam 12 does not reach the lens diaphragm system directly 13, but is first of all via an optical system 24, in particular with a lens 25.
- This optics 24 focuses the light beam 12 onto a fiber optic line 26, the at its ends a section 27 for entry of the optics 24 coming light and a section 28 to exit of the light coming from the fiber optic line 26.
- the Light emerging from the exit section 28 reaches the lens aperture system 13.
- the test device 23 corresponds otherwise of the test device 10 according to FIG. 1 on the description thereof is hereby referred.
- the glass fiber line 26 is used to have a light source 11 can also arrange in a different place than in the immediate Proximity to the lens aperture system 13. This has the advantage that some of the components of the test device 23 can be arranged there is where there is enough space. Other components, like the lens diaphragm system 13, can then in immediate Proximity to the cigarette or cigarette formation 17 housed his. Accordingly, the detector 19 can be accommodated elsewhere his. For this purpose, the detector 19 is also via a Optical fiber line optically connected to the location of the cigarette test. The reflected light 20 is then a small one Optics focused in a corresponding fiber optic line. Thereby you get more space in the area of the cigarette to be tested or cigarette formation.
- Apertures 15 also use a hologram to create a structured Light patterns on the cigarette heads 16 of the cigarette formation 17 to generate.
- Fig. 3 shows a further test device 29 which is also a Has light source 11.
- the outgoing from the light source 11 Light beam 12 is applied to optics 24 in a manner similar to that in FIG. 2 a lens 25 directed.
- This lens 25 is used to bundle the Light beam 12 on a bundle of fiber optic lines or on the individual fibers of an optical fiber line.
- fiberglass bundle 30 for both variants used, i.e. for a bundle of individual fiber optic lines, as well as for a fiber optic cable with a Variety of individual glass fibers.
- the glass fiber bundle 30 also has an entry section 31 for the entry of the light emerging from the optics 24, and an exit section 32 for the exit of the glass fiber bundle 30 arising light.
- a device 33 conducts the light emerging from the exit section 32 in the direction of the cigarette heads 16.
- the device 33 serves either only for receiving the outlet section 32 or only for Arranging the fibers or glass fiber lines of the glass fiber bundle 30 to a specific structured light pattern on the To produce cigarette heads 16. This is particularly true an arrangement according to that shown in FIG. 4 Way, the areas shown as larger circles each a bundle of glass fibers, while as smaller circles areas shown only a few or individual glass fibers represent.
- test devices 10 shown in FIG. 1 or 2 and 23 corresponds to the test device shown in FIG. 3 29 the test devices 10 shown in FIG. 1 or 2 and 23 to which reference is made.
- Fig. 4 shows the aperture 15 according to a section along the line IV-IV in Fig. 1.
- This aperture 15 has three rows larger Openings 34, and one arranged around the openings 34 Number of smaller openings 35.
- Each larger opening 34 corresponds to the central area cigarette in a cigarette formation 17.
- This opening 34 serves a large part of the cigarette head to illuminate, in particular essentially 40% to 90% the area of the face of a cigarette head.
- This bigger one Opening 34 serves a spot of light for testing the tobacco or to generate the filter on the cigarette head 16.
- she for example has a diameter of 5 mm to 6 mm, if the cigarette diameter is 8 mm, i.e.
- the relationship from larger opening 34 to cigarette diameter is 5-6 / 8.
- the larger opening 34 can also be polygonal as well be irregularly formed.
- FIG. 4 six are circular and concentric to the larger opening 34 arranged smaller circular Openings 35 are provided. You are essentially at a distance corresponding to the cigarette radius from Center of the larger opening 34, i.e. for a cigarette with 8 mm diameter at a distance of about 4 mm from the center of the larger opening 34. These smaller openings 35 are used for Illuminate the front of the cigarette paper or the outer Cigarette wrapper. It is either the cigarette paper yourself or around a cigarette filter surrounding paper-like section.
- a mouthpiece sleeve of a recess filter cigarette or a papyrossi cigarette at a recess filter cigarette is a filter cigarette, where the cigarette filter doesn't match the cigarette paper ends, but with the filter set back, so that a hollow mouthpiece forms.
- a Papyrossi cigarette it is a similar cigarette, but without Filters, i.e. a filterless cigarette is also a hollow one Has mouthpiece.
- the formation of this hollow mouthpiece can with the device according to the invention and the invention Procedures to be checked advantageously.
- a depth measurement is also done here distance measurement method described.
- Fig. 5 is an illustration of the focus on the cigarette heads 16 of a light pattern 36 resulting in a cigarette formation 17 a representation of a section along the line V-V in Fig. 1.
- the light pattern 36 consists of a total of 20 in three layers, namely, arranged in a 7/6/7 formation, larger, circular Light spots 37.
- These larger light spots 37 six smaller light spots 38 are arranged, which are each located on the outer casing 39 of the cigarette.
- the bigger ones Light spots 37 serve as evaluation areas for testing the Ends of tobacco or filter ends of the cigarette heads 16.
- the smaller light spots 38 serve as evaluation areas for the paper ends of the mouthpiece sleeves in recess filter cigarettes or papyrossi cigarettes.
- FIG. 5a shows the geometric construction of a cigarette head 16 illuminating light 18, the reflected light 20 reaches a CCD chip 41 via a lens 40.
- the cigarette head 16 is in the position shown in Fig. 5a in its correct position and is also properly trained. With such a correct cigarette, the result is a representation 42 according to FIG. 5b corresponding to the CCD chip 41 a section along the line Vb-Vb in Fig. 5a.
- the representation 42 shows several irradiated areas 43, namely one larger area 44 and six smaller areas 45 in concentric Order to do so.
- the circular double line is one imaginary line for orientation and indication of the cigarette case 47. All areas 43 or 44 and 45 illuminate in each case a large number of CCD elements shown in small squares. These CCD elements form one of a variety of Pixel existing image of the cigarette heads or an entire one Cigarette formation.
- the illustration 42 shown as an example in FIG. 5b is symmetrical arranged to the CCD chip. Furthermore, the smaller ones Areas 45 symmetrical or concentric to the larger area 44 arranged. This symmetry shows a correctly trained one The correct length of cigarette. All images irradiated Areas of a cigarette head 16 are at their expected Position, because the correct cigarette head 16 on its target position is.
- FIGS. 6a and 6b show the illustration 48 one order the length A too short cigarette.
- Representation 48 corresponds essentially to representation 42. It is located but in a different position, i.e. the areas 43 or 44 and 45 of illustration 42 from FIG. 5b, namely the illustrations the irradiated areas of tobacco and cigarette wrapper no longer lie in the middle of the CCD chip 41, but instead are shifted upward compared to the illustration 42 from FIG. 5b.
- This deviation, i.e. Shift especially the Distance of this shift is according to the invention with the evaluation device connected to the CCD chip. From this Deviation can then depend on the distance between the irradiated areas a target position of these areas can be determined.
- FIG. 7a and 7b show the resulting in a corresponding manner Representation 49 of a correct length cigarette with a faulty one Filling.
- the cigarette is on Cigarette head 16 not up to the end of the cigarette tube 47 Tobacco 50 filled.
- This defective filling leads to the fact that the Representation 49 compared to representations 42 and 48 from FIGS 5b and 6b is changed.
- the larger area 44 of FIG. 7b is now no longer concentric with the smaller ones Areas 45 arranged.
- the images of the irradiated areas i.e. the smaller and larger areas are 45 and 44 no longer arranged symmetrically to each other. This leaves up close a faulty cigarette. From the deviation of the larger area 44, i.e.
- This recess filter cigarette 51 has a hollow mouthpiece 50 and a back filter 53 on.
- the central area of the back filter 53 is shown as a larger area 44 on the CCD chip.
- the smaller areas 45 which are formed by Illuminate the mouthpiece in six places, not in concentric to the larger area 44 locations. This asymmetry of smaller and larger areas 44 and 45 for recess filter cigarettes, but also for papyrossi cigarettes a normal appearance when evaluating the representation 54 is taken into account by the evaluation device.
- a deviation of the representation 54 from that shown in FIG. 8b, expected position results from incorrectly trained Recess filter or Papyrossi cigarettes. Such one Deviation can also be tolerated within certain limits become. Only when predetermined limit values are exceeded becomes the corresponding cigarette or an entire cigarette formation ejected.
- two of the previously explained Inspection devices are provided on both ends of the cigarettes.
- the correct one Training can be recognized because of the determined Distance of a cigarette end to its target position on each closed on both sides of a cigarette along its entire length can be. This can be done in an advantageous manner the ejection itself proper, but slightly axial prevent shifted cigarettes.
- the invention opens up a variety of possibilities Checking cigarette heads so that not only tobacco defects can be recognized, but also the depth of mouthpieces with recess filter cigarettes or papyrossi cigarettes, as well as the Formation of the mouthpiece itself, i.e. whether this is actually is circular or deformed. Finally, by means of Invention also the length of a cigarette can be determined exactly.
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing Of Cigar And Cigarette Tobacco (AREA)
- Length Measuring Devices By Optical Means (AREA)
Description
- Fig. 1
- eine erfindungsgemäße Prüfvorrichtung zum Prüfen der Köpfe einer Zigarettenformation mit einer direkt vor einem Linsen-Blenden-System angeordneten Lichtquelle;
- Fig. 2
- eine weitere erfindungsgemäße Prüfvorrichtung mit einer Glasfaserleitung zum Leiten von Licht von einer entfernt liegenden Lichtquelle zu einem Linsen-Blenden-System;
- Fig. 3
- eine weitere erfindungsgemäße Prüfvorrichtung mit einem Glasfaserbündel zum Leiten von Licht einer Lichtquelle in den Bereich der Zigarettenenden;
- Fig. 4
- eine Blende oder Anordnung der Glasfaserenden des Glasfaserbündels aus Fig. 3 gemäß einem Schnitt entlang der Linie IV-IV in Fig. 1;
- Fig. 5
- das sich bei Verwendung einer Blende oder eine Anordnung von Glasfasern gemäß Fig. 4 ergebende Lichtmuster auf einer 7/6/7-Formation von 20 Zigaretten gemäß einem Schnitt entlang der Linie V-V in Fig. 1;
- Fig. 5a
- die geometrische Konstruktion einer Abbildung einer korrekt ausgebildeten Zigarette auf einem Detektor;
- Fig. 5b
- die sich auf dem Detektor ergebende Abbildung bei einer geometrischen Anordnung gemäß Fig. 5a bei einem Schnitt gemäß der Schnittebene Vb-Vb;
- Fig. 6a
- die geometrische Konstruktion einer Abbildung einer zu kurzen Zigarette auf einem Detektor;
- Fig. 6b
- die sich auf dem Detektor ergebende Abbildung bei einer geometrischen Anordnung gemäß Fig. 6a bei einem Schnitt gemäß der Schnittebene VIb-VIb;
- Fig. 7a
- die geometrische Konstruktion einer Abbildung einer Zigaretten mit korrekter Länge aber fehlerhafter Füllung auf einem Detektor;
- Fig. 7b
- die sich auf dem Detektor ergebende Abbildung bei einer geometrischen Anordnung gemäß Fig. 7a bei einem Schnitt gemäß der Schnittebene VIIb-VIIb;
- Fig. 8a
- die geometrische Konstruktion einer Abbildung einer Rezeßfilterzigarette in korrekter Ausbildung auf einem Detektor;
- Fig. 8b
- die sich auf dem Detektor ergebende Abbildung bei einer geometrischen Anordnung gemäß Fig. 8a bei einem Schnitt gemäß der Schnittebene VIIIb-VIIIb.
- 10
- Prüfvorrichtung
- 11
- Laser
- 12
- Lichtstrahl
- 13
- Linsen-Blenden-System
- 14
- Linse
- 15
- Blende
- 16
- Zigarettenkopf
- 17
- Zigarettenformation
- 18
- bestrahlendes Licht
- 19
- Detektor
- 20
- reflektiertes Licht
- 21
- Optik
- 22
- Kabel
- 23
- Prüfvorrichtung
- 24
- Optik
- 25
- Linse
- 26
- Glasfaserleitung
- 27
- Eintrittsabschnitt
- 28
- Austrittsabschnitt
- 29
- Prüfvorrichtung
- 30
- Glasfaserbündel
- 31
- Eintrittsabschnitt
- 32
- Austrittsabschnitt
- 33
- Vorrichtung
- 34
- größere Öffnung
- 35
- kleinere Öffnung
- 36
- Lichtmuster
- 37
- größerer Lichtfleck
- 38
- kleinerer Lichtfleck
- 39
- äußere Hülle
- 40
- Linse
- 41
- CCD-Chip
- 42
- Darstellung
- 43
- Bereich
- 44
- größerer Bereich
- 45
- kleinerer Bereich
- 46
- kreisförmige Doppellinie
- 47
- Zigarettenhülle
- 48
- Darstellung
- 49
- Darstellung
- 50
- Tabak
- 51
- Rezeßfilterzigarette
- 52
- hohles Mundstück
- 53
- zurückliegender Filter
- 54
- Darstellung
- A
- Länge
Claims (14)
- Verfahren zum Prüfen von Zigarettenköpfen (16), wobei wenigstens ein Bereich (37, 38) eines Zigarettenkopfes (16) mit Licht (18) bestrahlt und vom Zigarettenkopf (16) reflektiertes Licht (20) derart von einem Detektor (19) empfangen wird, daß bestrahlendes und empfangenes reflektiertes Licht (18, 20) winkelig zueinander verlaufen, der bestrahlte Bereich (37, 38) auf dem Detektor (19) abgebildet und ein vom Detektor (19) erzeugtes Signal ausgewertet wird, dadurch gekennzeichnet, daß beim Auswerten eine etwaige Abweichung, insbesondere ein Abstand, der Position der Abbildung (43, 44, 45) des bestrahlten Bereichs (37, 38) von einer erwarteten Position einer Abbildung eines entsprechenden Bereichs eines idealen Zigarettenkopfes (16) auf den Detektor (19) ermittelt wird, wobei aus der Abweichung der Abstand des bestrahlten Bereichs (37, 38) zu einer Sollposition dieses Bereichs bestimmt wird.
- Verfahren nach Anspruch 1, dadurch gekennzeichnet, daß beim Überschreiten eines vorbestimmten Abstands des bestrahlten Bereichs (37, 38) zu der Sollposition dieses Bereichs die geprüfte Zigarette oder diese Zigarette enthaltende Zigarettengruppe (17) ausgeworfen wird.
- Verfahren nach Anspruch 1 oder 2, dadurch gekennzeichnet, daß mehrere Bereiche (37, 38) bestrahlt und ausgewertet werden und zwar wenigstens ein Bereich (37) innerhalb des von der Zigarettenhülle, insbesondere Zigarettenpapier oder Mundstückhülse, umgebenen, tabak- oder filterseitigen Zigarettenendes und ein oder mehrere Bereiche (38) auf der Zigarettenhülle.
- Verfahren nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, daß bei unsymmetrischer Anordnung der Abbildungen (44, 45, 46) bestrahlter Bereiche (37, 38) einer bis zu den Zigarettenenden mit Tabak (50) oder Filter (53) befüllten Zigarette diese Zigarette bzw. die diese Zigarette enthaltende Zigarettenformation (17) ausgeworfen wird.
- Verfahren nach einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, daß bei wenigstens an einem Zigarettenende einer nicht bis zum Ende mit Tabak (50) oder Filter (53) gefüllten Zigarette, insbesondere Rezeßfilterzigarette (51) oder Papyrossizigarette, bei unsymmetrischer Abbildung (44, 45, 46) bestrahlter Bereiche (37, 38) nur dann die Zigarette bzw. diese Zigarette enthaltende Zigarettenformation (17) ausgeworfen wird, falls die Unsymmetrie vorbestimmte Grenzwerte überschreitet.
- Verfahren nach Anspruch 3 oder 5, dadurch gekennzeichnet, daß die Länge eines hohlen Abschnitts einer Mundstückhülse (52) einer Rezeßfilter- bzw. Papyrossizigarette (51) aus wenigstens einem Abstand einer Abbildung (45) eines Zigarettenhüllenbereichs zu einer Abbildung (44) eines Bereichs (37) innerhalb der Zigarettenhülle (47) ermittelt wird.
- Verfahren nach einem der Ansprüche 1 bis 6, dadurch gekennzeichnet, daß beide Enden einer Zigarette geprüft werden und aus den Abständen der bestrahlten Bereiche (37, 38) zu ihren jeweiligen Sollpositionen unter Berücksichtigung des Abstandes beider Zigarettenenden-Sollpositionen die tatsächliche Zigarettenlänge ermittelt wird, so daß auch bei in axialer Richtung verschobener Lage einer Zigarette ihre Länge ermittelt wird.
- Vorrichtung zum Prüfen von Zigarettenköpfen (16) mit einer Lichtquelle (11) und einer Optik (13-15) zum Erzeugen wenigstens eines mit Licht bestrahlten Bereichs (37, 38) auf einem Zigarettenkopf (16) und einem Detektor (19) zum Empfangen von vom Zigarettenkopf (16) reflektiertem Licht (20), der derart angeordnet ist, daß bestrahlendes und empfangenes reflektiertes Licht (18, 20) winkelig zueinander verlaufen und der bestrahlte Bereich (37, 38) auf dem Detektor (19) abbildbar ist, gekennzeichnet durch eine Auswerteeinrichtung, die ein vom Detektor (19) erzeugtes Signal auswertet, um eine etwaige Abweichung, insbesondere einen Abstand, der Position der Abbildung (43, 44, 45) des bestrahlten Bereichs (37, 38) von einer erwarteten Position einer Abbildung eines entsprechenden Bereichs eines idealen Zigarettenkopfes zu ermitteln, um aus der Abweichung den Abstand des bestrahlten Bereichs (37, 38) zu einer Sollposition dieses Bereichs zu bestimmen.
- Vorrichtung nach Anspruch 8, gekennzeichnet durch eine Optik, ein Linsen-Blenden-System (13) und/oder Hologramm zum Erzeugen eines strukturierten Lichtmusters auf dem Zigarettenkopf (16), insbesondere mit einem oder mehreren Bereichen (37, 38) auf der Zigarettenhülle sowie innerhalb der Zigarettenhülle.
- Vorrichtung nach Anspruch 8 oder 9, gekennzeichnet durch eine Glasfaserleitung (26, 30) zum Leiten von auszusendendem Licht von der Lichtquelle (11) in Richtung des Zigarettenkopfes (16), insbesondere zur Optik bzw. zum Linsen-Blenden-System (13) bzw. Hologramm.
- Vorrichtung nach einem der Ansprüche 8 bis 10, gekennzeichnet durch eine Glasfaserleitung zum Leiten von reflektiertem Licht zum Detektor (19).
- Vorrichtung nach einem der Ansprüche 8 bis 11, gekennzeichnet durch ein Bündel (30) von Glasfaserleitungen zum Leiten von auszusendendem Licht von der Lichtquelle (11) in Richtung des Zigarettenkopfes (16) oder einer Formation von Zigarettenköpfen (16), das derart gebündelt ist, insbesondere dessen Enden derart aufgeweitet sind, daß ein strukturiertes Lichtmuster auf dem Kopf (16) bzw. den Köpfen (16) erzeugbar ist.
- Vorrichtung nach einem der Ansprüche 8 bis 12, gekennzeichnet durch einen dem Detektor (19) zugeordneten CCD-Chip mit einer Vielzahl von zweidimensional angeordneten CCD-Elementen zum Erzeugen einer zweidimensionalen Abbildung (42) mit einer Vielzahl von Pixeln.
- Vorrichtung nach einem der Ansprüche 8 bis 13, gekennzeichnet durch je eine Lichtquelle (11) und einen Detektor (19) im Bereich beider Zigarettenenden, insbesondere filterseitigem und tabakseitigem Ende, zum Prüfen beider Köpfe (16) einer Zigarette.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19921721 | 1999-05-12 | ||
DE19921721A DE19921721A1 (de) | 1999-05-12 | 1999-05-12 | Verfahren und Vorrichtung zum Prüfen von Zigarettenköpfen |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1053942A1 EP1053942A1 (de) | 2000-11-22 |
EP1053942B1 true EP1053942B1 (de) | 2004-07-28 |
Family
ID=7907727
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP00109674A Expired - Lifetime EP1053942B1 (de) | 1999-05-12 | 2000-05-06 | Verfahren und Vorrichtung zum Prüfen von Zigarettenköpfen |
Country Status (3)
Country | Link |
---|---|
US (1) | US6407807B1 (de) |
EP (1) | EP1053942B1 (de) |
DE (2) | DE19921721A1 (de) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102012203579B3 (de) * | 2012-03-07 | 2013-06-06 | Hauni Maschinenbau Ag | Messvorrichtung und Messverfahren zur Bestimmung einer Messgröße an einem Ende eines stabförmigen Produkts der Tabak verarbeitenden Industrie |
DE102012210031A1 (de) | 2012-06-14 | 2013-12-19 | Hauni Maschinenbau Ag | Vorrichtung und Verfahren zur Bewertung einer Stirnfläche eines stabförmigen Produkts der Tabak verarbeitenden Industrie |
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DE10163761A1 (de) * | 2001-12-27 | 2003-07-17 | Hauni Maschinenbau Ag | Einrichtung und System zum Messen von Eigenschaften von Multisegmentfiltern sowie Verfahren hierzu |
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CN103910078A (zh) * | 2014-04-15 | 2014-07-09 | 中国电子科技集团公司第四十一研究所 | 烟包铝箔纸及内衬纸完整性检测装置 |
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-
1999
- 1999-05-12 DE DE19921721A patent/DE19921721A1/de not_active Withdrawn
-
2000
- 2000-05-06 DE DE50007175T patent/DE50007175D1/de not_active Expired - Lifetime
- 2000-05-06 EP EP00109674A patent/EP1053942B1/de not_active Expired - Lifetime
- 2000-05-10 US US09/568,344 patent/US6407807B1/en not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102012203579B3 (de) * | 2012-03-07 | 2013-06-06 | Hauni Maschinenbau Ag | Messvorrichtung und Messverfahren zur Bestimmung einer Messgröße an einem Ende eines stabförmigen Produkts der Tabak verarbeitenden Industrie |
EP2636320A1 (de) | 2012-03-07 | 2013-09-11 | HAUNI Maschinenbau AG | Messvorrichtung und Messverfahren zur Bestimmung einer Messgröße an einem Ende eines stabförmigen Produkts der Tabak verarbeitenden Industrie |
DE102012210031A1 (de) | 2012-06-14 | 2013-12-19 | Hauni Maschinenbau Ag | Vorrichtung und Verfahren zur Bewertung einer Stirnfläche eines stabförmigen Produkts der Tabak verarbeitenden Industrie |
DE102012210037A1 (de) | 2012-06-14 | 2013-12-19 | Hauni Maschinenbau Ag | Messvorrichtung und Verfahren zur optischen Prüfung einer Stirnfläche eines queraxial geförderten stabförmigen Produkts der Tabak verarbeitenden Industrie |
EP2677273A1 (de) | 2012-06-14 | 2013-12-25 | HAUNI Maschinenbau AG | Messvorrichtung und Verfahren zur optischen Prüfung einer Stirnfläche eines queraxial geförderten stabförmigen Produkts der Tabak verarbeitenden Industrie |
EP2679950A1 (de) | 2012-06-14 | 2014-01-01 | Hauni Maschinenbau AG | Vorrichtung und Verfahren zur Bewertung einer Stirnfläche eines stabförmigen Produkts der Tabak verarbeitenden Industrie |
Also Published As
Publication number | Publication date |
---|---|
US6407807B1 (en) | 2002-06-18 |
DE50007175D1 (de) | 2004-09-02 |
EP1053942A1 (de) | 2000-11-22 |
DE19921721A1 (de) | 2000-11-16 |
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