EP2514697A2 - Systeme und Verfahren zur Zufuhr einer Bahn aus Verpackungsmaterialien zu einer intermittierend arbeitenden Verpackungsmaschine - Google Patents
Systeme und Verfahren zur Zufuhr einer Bahn aus Verpackungsmaterialien zu einer intermittierend arbeitenden Verpackungsmaschine Download PDFInfo
- Publication number
- EP2514697A2 EP2514697A2 EP12002506A EP12002506A EP2514697A2 EP 2514697 A2 EP2514697 A2 EP 2514697A2 EP 12002506 A EP12002506 A EP 12002506A EP 12002506 A EP12002506 A EP 12002506A EP 2514697 A2 EP2514697 A2 EP 2514697A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- dancer
- roll
- web
- motor
- control circuit
- 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.)
- Granted
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
- B65H23/18—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web
- B65H23/182—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web in unwinding mechanisms or in connection with unwinding operations
- B65H23/185—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web in unwinding mechanisms or in connection with unwinding operations motor-controlled
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
- B65H23/18—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web
- B65H23/182—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web in unwinding mechanisms or in connection with unwinding operations
- B65H23/1825—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web in unwinding mechanisms or in connection with unwinding operations and controlling web tension
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2403/00—Power transmission; Driving means
- B65H2403/90—Machine drive
- B65H2403/94—Other features of machine drive
- B65H2403/942—Bidirectional powered handling device
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2404/00—Parts for transporting or guiding the handled material
- B65H2404/10—Rollers
- B65H2404/15—Roller assembly, particular roller arrangement
- B65H2404/152—Arrangement of roller on a movable frame
- B65H2404/1521—Arrangement of roller on a movable frame rotating, pivoting or oscillating around an axis, e.g. parallel to the roller axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2511/00—Dimensions; Position; Numbers; Identification; Occurrences
- B65H2511/10—Size; Dimensions
- B65H2511/11—Length
- B65H2511/112—Length of a loop, e.g. a free loop or a loop of dancer 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
- B65H2511/00—Dimensions; Position; Numbers; Identification; Occurrences
- B65H2511/10—Size; Dimensions
- B65H2511/14—Diameter, e.g. of roll or package
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2513/00—Dynamic entities; Timing aspects
- B65H2513/10—Speed
- B65H2513/11—Speed angular
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2555/00—Actuating means
- B65H2555/20—Actuating means angular
- B65H2555/24—Servomotors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2557/00—Means for control not provided for in groups B65H2551/00 - B65H2555/00
- B65H2557/20—Calculating means; Controlling methods
- B65H2557/24—Calculating methods; Mathematic models
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2801/00—Application field
- B65H2801/81—Packaging machines
Definitions
- the present disclosure relates to packaging machines, and more particularly to methods and systems for supplying a web of packaging material to indexing-motion packaging machines.
- the present invention is directed to a system for supplying a web of packaging material to a packaging machine with the features of the introductory part of claim 1 or claim 11 and to a method for the same purpose with the features of the introductory part of claim 6 or claim 7 or claim 14.
- an apparatus and method for supplying web material to an indexing advancement mechanism such as may be associated with a packaging machine which forms the web into a component of a package is disclosed.
- the web is supplied from a supply roll to an unwind mechanism, which continuously unwinds the web during indexing advancement of the web by the advancement mechanism of the packaging machine.
- the unwind mechanism includes an unwind motor which is operable to vary the rate at which the web is unwound from the supply roll.
- Tension is maintained in the web upstream of the advancement mechanism by a take-up mechanism interposed between the unwind mechanism and the advancement mechanism.
- the unwind motor speed is controlled by the position of a movable arm associated with the take-up mechanism.
- claim 14 addresses a further method that solves above mentioned problem.
- a system where a motor rotates a roll of a web of packaging material.
- a conveyor conveys the web from upstream to downstream.
- a dancer is located downstream of the roll and upstream of the conveyor. The dancer is movable between first and second positions based upon a change in tension of the web.
- a control circuit controls the motor and is in communication with at least one sensor sensing the position of the dancer. The control circuit controls the motor to rotate the roll to thereby cause the dancer to move from the first position to the second position.
- the control circuit calculates a starting speed of the motor based upon the movement of the dancer from the first position to the second position.
- the control circuit further controls the motor at the calculated starting speed to begin supplying the web to the conveyor.
- a method for supplying a web of packaging material includes (1) supplying a web of packaging material from a roll to a conveyor that conveys the web from upstream to downstream; (2) providing a dancer located downstream of the roll and upstream of the conveyor, the dancer being movable between first and second positions based upon a change in tension of the web; (3) controlling the motor to rotate the roll and thereby cause the dancer to move from the first position to the second position; (4) sensing the movement of the dancer; (5) calculating the starting speed of the motor based upon the movement of the dancer from the first position to the second position; and (6) controlling the motor at the calculated starting speed to supply the web to the conveyor.
- Figs. 1 and 2 depict a system 10 for supplying a web of packaging material 12 to a packaging machine such as one of the machines described in incorporated US-A-5,170,611 and US-A-5,205,110 or incorporated EP-A-2 253 543 and EP-A-2 253 544 .
- the system 10 is operable with other types of packaging machines having a conveyor for indexing the web of packaging material 12.
- the system 10 includes, among other things, a motor 14 that rotates a roll 16 of the web of packaging material 12.
- the motor 14 rotates the roll 16 from its core 18.
- the motor 14 can include a servo motor or other type of means for causing rotation of the roll 16.
- the motor 14 is operably connected to a rotary spindle or shaft 20 that extends through the core 18 of the roll 16 and engages with the core 18 to cause the noted rotation of the roll 16.
- the rotary shaft 20 has one end 22 operably connected to the motor 14 and another end 24 connected to a locking knob or cap 26.
- the roll 16 can be connected to or removed from the motor 14 and rotary shaft 20 by removing and replacing the cap 26.
- the rotary shaft 20 is supported at its ends 22, 24 by support arms 28, which extend from a support frame 30.
- the support arms 28 can be raised and lowered by one or more hydraulic lifting cylinders 32.
- Cylinders 32 can be actuated by a user via manual valve 31.
- the dancer 36 including in this example the noted arms 38 and cross shaft 40 is freely pivotable about the second end 44 such that changes in tension of the web 12 will cause said movement between the noted first and second positions. For example, increasing the tension in the web 12 causes the web 12 to act on the cross shaft 40 and pull the first end 42 of the arms 38 upwardly in the direction of arrow 46, Fig. 4 , and thus move the dancer 36 upwardly in the direction of arrow 46. Conversely, releasing tension in the web 12 releases the dancer 36 such that gravity causes the web 12 and the first end 42 of the arms 38 to move downwardly in a direction opposite arrow 46. It will thus be understood that rotation of the roll 16 in a forward direction, shown at arrow 48, Fig.
- a delivery cart 52 is shown for transporting the roll 16 for manually loading onto the support frame 30 by inserting the rotary shaft 20 into the core 18.
- Fig. 2 shows the system 10 having the cart 52 removed therefrom.
- the system 10 also includes a control circuit 54 for controlling the motor 14.
- the type of control circuit 54 can vary and includes a microprocessor having memory and programmable logic for carrying out one or more software routines.
- the control circuit 54 also has inputs and outputs for receiving and sending information to components of the system 10, such as for example the motor 14 and/or sensors associated with the motor 14 and/or rotary shaft 20 for identifying an angle of rotation made by the motor 14.
- the control circuit 54 is in communication with one or more position sensors 56, Figs. 3 and 4 , which in the example shown are conventional proximity sensors placed at the second ends 44 of the arms 38 of dancer 36.
- the position sensors 56 are conventional items that sense or detect the position of the arms 38 as the dancer 36 moves between the noted first and second positions shown in Figs. 3 and 4 .
- the present inventors have found it desirable to prevent stretching and/or wrinkling of the web packaging material 12 at startup of the noted conveyor.
- Previously especially in situations where jumbo film rolls are used, only heavy or thick webs, such as semi-rigid or rigid webs, could be used. This is due to the fact that if the heavy roll 16 must be unwound by pulling on the web 12 in the direction of arrow 50, lighter web materials would be stretched by the tension required to make the roll 16 turn. Stretching of the web results in the web becoming narrower and creates wrinkles in the web, which are not desirable for packaging.
- the smaller the diameter of roll 16, the faster the initial speed of rotation that is required to avoid damaging the web 12.
- the one or more position sensors 56 sense movement of dancer 36 into a second position, see e.g., Fig. 3 .
- the control circuit 54 calculates the degree of rotation of the motor 14 that occurred during movement of the dancer 36 from the noted first position to the noted second position.
- the control circuit is configured to calculate a preferred initial speed of the motor 14 at startup of the system 10.
Landscapes
- Controlling Rewinding, Feeding, Winding, Or Abnormalities Of Webs (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201161476644P | 2011-04-18 | 2011-04-18 | |
US13/401,583 US20120292422A1 (en) | 2011-04-18 | 2012-02-21 | Systems and methods for supplying a web of packaging material to an indexing-motion packaging machine |
Publications (3)
Publication Number | Publication Date |
---|---|
EP2514697A2 true EP2514697A2 (de) | 2012-10-24 |
EP2514697A3 EP2514697A3 (de) | 2012-10-31 |
EP2514697B1 EP2514697B1 (de) | 2016-08-31 |
Family
ID=46000659
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP12002506.9A Revoked EP2514697B1 (de) | 2011-04-18 | 2012-04-05 | Systeme und Verfahren zur Zufuhr einer Bahn aus Verpackungsmaterialien zu einer mit getakteten Geschwindigkeiten arbeitenden Verpackungsmaschine |
Country Status (3)
Country | Link |
---|---|
US (1) | US20120292422A1 (de) |
EP (1) | EP2514697B1 (de) |
CA (1) | CA2772353A1 (de) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2826741A1 (de) * | 2013-07-16 | 2015-01-21 | Jtekt Corporation | Faserwicklungsverfahren und Faserwicklungsvorrichtung |
DE102017131417A1 (de) * | 2017-12-29 | 2019-07-04 | Weber Maschinenbau Gmbh Breidenbach | Vorrichtung zum Verpacken von Objekten |
DE102020204142A1 (de) | 2020-03-31 | 2021-09-30 | Multivac Sepp Haggenmüller Se & Co. Kg | Tiefziehverpackungsmaschine mit platzsparender Folienquelle |
BE1028940B1 (nl) * | 2020-12-24 | 2022-07-25 | Labelmate Bvba | Inrichting voor het opwikkelen en afwikkelen van etiketten op rol |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104876047A (zh) * | 2015-05-25 | 2015-09-02 | 苏州爱立方服饰有限公司 | 涂布机放卷布料棍用张力自动调整装置 |
USD832903S1 (en) * | 2016-05-12 | 2018-11-06 | LOGIN Corporate Investment GmbH & Co. KG | Packaging machine |
USD842352S1 (en) * | 2016-05-16 | 2019-03-05 | Hangzhou Bing Jia Technology Co., Ltd. | Bag or sack filling machine |
US10875670B2 (en) | 2016-11-04 | 2020-12-29 | Alkar-Rapidpak, Inc. | Web-packaging machines with multiple sealing stations |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2177379A (en) * | 1985-06-26 | 1987-01-21 | Sitma | Device for controlling the unwinding of a plastics film in a packaging machine |
US5170611A (en) * | 1990-12-12 | 1992-12-15 | Rapidpak, Inc. | Web supply mechanism for an indexing motion packaging machine |
EP1394048A1 (de) * | 2001-06-05 | 2004-03-03 | Ishida Co., Ltd. | Taschenherstellungs- und -verpackungsmaschine |
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US2067755A (en) * | 1933-07-26 | 1937-01-12 | Hammermill Paper Co | Tension controlling means |
US2618441A (en) * | 1951-08-07 | 1952-11-18 | Barber Colman Co | Cone winder tension compensator |
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-
2012
- 2012-02-21 US US13/401,583 patent/US20120292422A1/en not_active Abandoned
- 2012-03-22 CA CA2772353A patent/CA2772353A1/en not_active Abandoned
- 2012-04-05 EP EP12002506.9A patent/EP2514697B1/de not_active Revoked
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2177379A (en) * | 1985-06-26 | 1987-01-21 | Sitma | Device for controlling the unwinding of a plastics film in a packaging machine |
US5170611A (en) * | 1990-12-12 | 1992-12-15 | Rapidpak, Inc. | Web supply mechanism for an indexing motion packaging machine |
EP1394048A1 (de) * | 2001-06-05 | 2004-03-03 | Ishida Co., Ltd. | Taschenherstellungs- und -verpackungsmaschine |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2826741A1 (de) * | 2013-07-16 | 2015-01-21 | Jtekt Corporation | Faserwicklungsverfahren und Faserwicklungsvorrichtung |
CN104291150A (zh) * | 2013-07-16 | 2015-01-21 | 株式会社捷太格特 | 纤维缠绕方法和纤维缠绕设备 |
US9688505B2 (en) | 2013-07-16 | 2017-06-27 | Jtekt Corporation | Filament winding method and filament winding apparatus |
DE102017131417A1 (de) * | 2017-12-29 | 2019-07-04 | Weber Maschinenbau Gmbh Breidenbach | Vorrichtung zum Verpacken von Objekten |
EP3505454A3 (de) * | 2017-12-29 | 2019-09-25 | Weber Maschinenbau GmbH Breidenbach | Vorrichtung zum verpacken von objekten |
US11577869B2 (en) | 2017-12-29 | 2023-02-14 | Weber Maschinenbau Gmbh Breidenbach | Apparatus for packaging objects |
DE102020204142A1 (de) | 2020-03-31 | 2021-09-30 | Multivac Sepp Haggenmüller Se & Co. Kg | Tiefziehverpackungsmaschine mit platzsparender Folienquelle |
EP3889053A1 (de) | 2020-03-31 | 2021-10-06 | MULTIVAC Sepp Haggenmüller SE & Co. KG | Tiefziehverpackungsmaschine mit platzsparender folienquelle |
US11459134B2 (en) | 2020-03-31 | 2022-10-04 | Multivac Sepp Haggenmueller Se & Co. Kg | Thermoforming packaging machine with space-saving film source |
BE1028940B1 (nl) * | 2020-12-24 | 2022-07-25 | Labelmate Bvba | Inrichting voor het opwikkelen en afwikkelen van etiketten op rol |
Also Published As
Publication number | Publication date |
---|---|
US20120292422A1 (en) | 2012-11-22 |
EP2514697B1 (de) | 2016-08-31 |
CA2772353A1 (en) | 2012-10-18 |
EP2514697A3 (de) | 2012-10-31 |
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Legal Events
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PUAL | Search report despatched |
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