EP1471023B1 - Abreisseinrichtung für Materialbahnen - Google Patents

Abreisseinrichtung für Materialbahnen Download PDF

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Publication number
EP1471023B1
EP1471023B1 EP20030008666 EP03008666A EP1471023B1 EP 1471023 B1 EP1471023 B1 EP 1471023B1 EP 20030008666 EP20030008666 EP 20030008666 EP 03008666 A EP03008666 A EP 03008666A EP 1471023 B1 EP1471023 B1 EP 1471023B1
Authority
EP
European Patent Office
Prior art keywords
tearing
motor
web
pressure
tear
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
Application number
EP20030008666
Other languages
German (de)
English (en)
French (fr)
Other versions
EP1471023A1 (de
Inventor
Wilfried Dr. Kolbe
Reinhold Hindemith
Andreas Kückelmann
Wolfgang Brusdeilins
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.)
Newlong Industrial Co Ltd
Original Assignee
Newlong Industrial Co Ltd
Newlong Ind Co Ltd
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 Newlong Industrial Co Ltd, Newlong Ind Co Ltd filed Critical Newlong Industrial Co Ltd
Priority to ES03008666T priority Critical patent/ES2250774T3/es
Priority to AT03008666T priority patent/ATE310701T1/de
Priority to DE50301735T priority patent/DE50301735D1/de
Priority to EP20030008666 priority patent/EP1471023B1/de
Priority to US10/820,258 priority patent/US20040211807A1/en
Publication of EP1471023A1 publication Critical patent/EP1471023A1/de
Application granted granted Critical
Publication of EP1471023B1 publication Critical patent/EP1471023B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • 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
    • B65H35/10—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 devices for breaking partially-cut or perforated webs, e.g. bursters
    • 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
    • B65H2403/50—Driving mechanisms
    • B65H2403/51—Cam mechanisms
    • B65H2403/514—Cam mechanisms involving eccentric
    • 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
    • B65H2404/20—Belts
    • B65H2404/26—Particular arrangement of belt, or belts
    • B65H2404/269—Particular arrangement of belt, or belts other arrangements
    • B65H2404/2691—Arrangement of successive belts forming a transport path
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2515/00—Physical entities not provided for in groups B65H2511/00 or B65H2513/00
    • B65H2515/30—Forces; Stresses
    • B65H2515/34—Pressure, e.g. fluid pressure
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T225/00—Severing by tearing or breaking
    • Y10T225/30—Breaking or tearing apparatus
    • Y10T225/35—Work-parting pullers [bursters]

Definitions

  • the invention relates to a tear-off device for sections of a material web with a preferred movement and a tear-off according to the preamble of the claim 1.
  • tear-off devices are used, for example, in hose machines Part of a sacking line used to create a tubular web at perforated points in Separate hose sections.
  • the tube web is usually from the preferred factory transported between opposed endless conveyor belts and fed to the tear-off.
  • EP 0 227 896 is another tear-off device for hose sections known in the Abr utilizattechnik on one side of the conveyor belts three pressure rollers are stored so that they together with an eccentric disc against opposite pressure rollers can be moved.
  • the object of the invention is a tear-off of the aforementioned To create a kind whose demolition work a simpler and more solid structure of the Has adjusting.
  • the engageable pressure elements have rotatably drivable inner eccentrics, on which pressure rollers are rotatably mounted. It is at least one up a pressure roller located on a first side of the web can be adjusted. through a rotational movement can be mounted on the inner eccentric pressure roller against the opposite pressure element and the intervening Material web on or off. Alternatively, two can opposing pressure rollers against each other be adjustable.
  • the adjusting device preferably has at least one motor through which the pressure elements are driven in rotation.
  • This has the advantage, among other things, that in contrast to conventional tear-off a rigid coupling the Anstellvorganges with the transport of the web can be omitted, so that greater variability is achieved.
  • hiring a pressure element By means of a motor, the rotational movement also allows a direct implementation the engine torque or the engine power in the contact pressure of the pressure element, and it can also be done very quickly and in a controlled manner become.
  • the adjusting device further preferably has a control device for Timing of the movement of the engine. Unlike traditional ones Tear-off devices in which the time of Anstellvorganges by a Eccentric disc or another rigid mechanism is set is so a variable and precise timing of the tearing process possible.
  • the movement, for example, of a servomotor is timely with a known per se Control device exactly controllable.
  • the control device is a programmable control device, with the times of arrival and / or Abstellschulen in relation to the Transport of the material web are adjustable.
  • This has the advantage of adaptability the setting process to different operating conditions and material webs, for example, tubular webs with different tube formats, in particular different lengths of hose sections. So is one Changing the formats of the sections no conversion of the tear-off necessary.
  • the exact setting of the operating parameters for the tear-off allows also using higher machine speeds than conventional ones Tear-off devices with a rigidly fixed sequence of the tear-off process is possible.
  • the adjusting device has the at least an engine and the controller on, and the engine is over a limited adjustment drivable in opposite directions.
  • the adjustment movements of the engine are timed by the controller.
  • the programmable control device can also be the adjustment of the motor be programmable.
  • the on and off of at least one Andrukkimplantations takes place in that the engine only a small movement out and back performs.
  • the at least one engine drivable in a direction of rotation circumferentially with variable speed, and the speed of the engine can go up be variable to a stop.
  • Such movement of the engine has the advantage that lower accelerations are necessary because no reversing operation of Motors done.
  • the at least one motor is a servomotor. It is advantageous that a servo motor high torque even at the lowest speed or at standstill and can have high dynamics.
  • An exact one Position control is by a control loop with a position sensor reachable. Instead of a servo motor can also be a stepper motor or a direct drive can be provided.
  • the preferential work and the tear-off each have their own Drive up.
  • This allows an individually adjustable adjustment of the transport speeds to different types of railway.
  • the Overspeed to the transport speed of the tearing off the the preferential work surpasses, depending on the type of web for the tear-off needed measure to be adjusted.
  • the pressure element in the salaried state is also the adaptability the tear-off to the transport speed of a subsequent processing device given.
  • the adjusting means advantageously at least one displaceable Frame on which one or more of the pressure elements stored are.
  • the pressure force can be with known elastic properties of the pressure elements, the material web and any conveyor belts depending on the embodiment by varying the Determining the adjustment path of the motor or the position of the frame. This is advantageous because different types of webs, for example, different friction coefficients may have different force or to separate the Perforation may be needed.
  • the at least one frame is preferred by at least one second motor displaceable.
  • Figure 1 shows a tear-off with a Preference movement 10 and a tear-off 12.
  • the preferred movement 10 and the tear-off 12 each have upper endless conveyor belts 14 and lower endless ones Conveyor belts 16 on. Between the conveyor belts 14 and 16 is a web 18 transported.
  • the conveyor belts 14 and 16 run on pulleys 20 and are driven by drives 22 with drive control devices 24.
  • the tear-off 12 has on the upper side of the web 18 three upper pressure rollers 26, those on the lower side of the material web 18th three lower pressure rollers 26 face.
  • the pressure rollers 26 are each rotatably mounted on roller axles 28, the mounted on eccentrically mounted drive axles 30 in a frame 32 are. By means of a rotational movement of the corresponding drive axles 30 are the roller axles 28 with the pressure rollers 26 about the respective drive axle 30 swiveling.
  • the upper and lower drive axles 30 are each over Gear wheels 34 ( Figure 3) power coupled and are driven by servo motors 36.
  • the material web 18 is in a transport direction 38, which is indicated by an arrow is indicated, between the conveyor belts 14 and 16 of the tear-off 12 moves.
  • the conveyor belts 14 and 16 of Abr predominantlywerkes 12 in the Figure 1 shown position of the pressure rollers 26 not with the material web 18th in engagement, so that the transport speed of the material web 18 through the Conveyor belts 14 and 16 of the preferred factory 10 is determined.
  • the racks 32, in which the drive axles 30 are mounted are by second motors 40 in essentially displaceable perpendicular to the material web 18, wherein by the position the second motors 40, the distance of the racks 32 from each other is adjustable.
  • the motors 40 may be, for example, linear motors act.
  • the position of the servomotors 36 is with electronic control devices 42 specifically timed.
  • the control devices 42 may be, for example to act programmable controllers.
  • In every control device 42 is a control electronics 44 of a control circuit of the servomotor 36 integrated.
  • the control loop has one arranged on the servo motor 36 or there integrated position sensor 46 ( Figure 4), the position of the servomotor 36 detects. While by the controller 42 of the adjustment and the timing of the servo motor 36 is programmable, controls the control electronics 44 by means of the position sensor 46, the respective current target position the servomotor 36.
  • Figure 2 shows the tear-off of Figure 1, in which the upper and lower pressure rollers 26 are employed against each other. They are each pivoted about their drive axis 30.
  • the material web 18 detected by the conveyor belts 14 and 16 of the tear-off unit 12 between the pressure rollers 26 is separated at a performed point indicated by an arrow X because of the increased transport speed v 2 of the tear-off unit 12 compared to the transport speed v 1 of the preferential work 10. It is a material portion 48 separated, which is removed during further transport of the rest of the web 18.
  • the transport speeds v 1 can v 2 can be specified independently of one another as required via the drives 22.
  • FIG. 3 shows an enlarged detail of the tear-off unit 12 from FIG. 1. Shown here are the gears 34, with which the drive axles 30 of upper and lower pressure rollers 26 are coupled. In Figure 3 is at the top and lower frame 32 each have the right gear 34 through the servomotor 36 covered. The servomotors 36 respectively drive the drive shafts 30 of the upper or lower pressure rollers 26 at.
  • the gears 34 can for Power coupling of the drive axles 30, for example, toothed belt or other Means be provided.
  • Figure 4 shows a cross section through a lower pressure roller 26 and the associated Servomotor 36 of Figure 3, corresponding to the marked in Figure 3 Level A.
  • the pressure roller 26 is fitted with bearings 50 on the Roller shaft 28 rotatably mounted. At the ends of the roll axis 28 is eccentric each attached a portion of the drive shaft 30. Alternatively, the Roll axis 28 and the drive shaft 30 may be made in one piece.
  • the drive shaft 30 is rotatably supported in bearings 52 in the frame 32.
  • the Servomotor 36 which is held on a plate 54, not shown in Figure 3, drives the drive axle 30.
  • the position sensor 46th On the servo motor 36, the position sensor 46th arranged.
  • roller shaft 28 By means of a rotational movement of the drive shaft 30, the roller shaft 28 is in order the drive shaft 30 is pivoted.
  • the rotatably mounted on the roller shaft 28 Pressure roller 26 can be employed against the opposite pressure roller 26 become.
  • Figure 5 shows a partial section of the tear-off 12 of Figures 1 and 3 with the left two pinch rollers 26 in the parked state.
  • the roller axles 28 with the drive axles 30, the bearings 50 of the pressure rollers 26 and the racks 32 and the conveyor belts 14 and 16 with the intervening located material web 18.
  • the roller axles 28 touch the pressure rollers 26, the conveyor belts 14 and 16 not.
  • conveyor belt 14 or 16 may also be so small that the pressure roller 26 is moved by the conveyor belt and about its roll axis 28 turns.
  • Figure 6 shows the same view as Figure 5, but in which the pressure rollers 26 as in Figure 2 in a position employed on the conveyor belt 14 and 16 position are located.
  • the pressure rollers 26 were about opposing rotational movements the respective drive axes 30 of the transport direction 38 opposite pivoted.
  • the applied pressure rollers 26 are moved by the conveyor belts 14 and 16, respectively and rotate about their respective roller axis 28.
  • the distance between the drive axles 30 so small that the pressure rollers 26 before their maximum vertical deflection abut each other, so that the drive axles 30 can not make a full turn. Therefore, the shutdown occurs a pressure roller 26 by means of movement of the servo motor 36 in reverse Direction of rotation as when hiring.
  • Figure 7 shows the pressure rollers 26 also in an employed position, at However, they are deflected vertically maximally. This is made possible by that the racks 32 have a greater distance from one another than in FIG 6. In this way, an operation of the servo motor 36 with a fixed Direction of rotation possible because the drive axles 30 for stopping the pressure rollers 26 can continue to turn in the same direction as when hiring. On the one hand Thus, an extremely short period of the tearing process can be achieved by not stopping the servomotor 36. This can be for example be advantageous to brittle paper. On the other hand, by means of persistence of the roll axes 28 in the position shown in Figure 7 with salaried pressure rollers 26 also a longer period of time between turning on and off the pressure rollers 26 achievable.
  • the position shown in FIG the racks 32 are adjusted by the second motors 40.
  • the servo motor 36 is also in an operation of the servo motor 36 with a fixed direction of rotation an adjustment of the contact pressure of the pressure rollers 26 possible in the 6 already reached by means of the servomotor 36 can.
  • the pressure force of the employed pressure rollers can be in known elastic properties of the pressure rollers, the material web and any conveyor belts by varying the adjustment of the servomotor 36 or the position of the second motor 40 determine.
  • only the pressure rollers can be used 26 on one side of the web 18 to be adjustable or on a be displaced frame 32 stored.
  • the racks 32 be coupled via a coupling linkage so that they can be adjusted synchronously are.
  • each one servo motor 36 the Drive axles 30 of the lower and upper pinch rollers 26 drives is Alternatively, it is also conceivable that all drive axles 30 are coupled and driven by a servomotor 36.
  • the material web is opposite on both sides Pressure elements each arranged vertically to each other.
  • the invention also includes such arrangements in which the pressure elements on both sides of the web in the transport direction relative to each other are arranged shifted, so that the material web in employed pressure elements undulating through the tear-off device.

Landscapes

  • Auxiliary Devices For And Details Of Packaging Control (AREA)
  • Advancing Webs (AREA)
  • Basic Packing Technique (AREA)
  • Registering, Tensioning, Guiding Webs, And Rollers Therefor (AREA)
  • Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others (AREA)
EP20030008666 2003-04-16 2003-04-16 Abreisseinrichtung für Materialbahnen Expired - Lifetime EP1471023B1 (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
ES03008666T ES2250774T3 (es) 2003-04-16 2003-04-16 Dispositivo de rotura para bandas de material.
AT03008666T ATE310701T1 (de) 2003-04-16 2003-04-16 Abreisseinrichtung für materialbahnen
DE50301735T DE50301735D1 (de) 2003-04-16 2003-04-16 Abreisseinrichtung für Materialbahnen
EP20030008666 EP1471023B1 (de) 2003-04-16 2003-04-16 Abreisseinrichtung für Materialbahnen
US10/820,258 US20040211807A1 (en) 2003-04-16 2004-04-08 Tear-off device for continuous materials

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP20030008666 EP1471023B1 (de) 2003-04-16 2003-04-16 Abreisseinrichtung für Materialbahnen

Publications (2)

Publication Number Publication Date
EP1471023A1 EP1471023A1 (de) 2004-10-27
EP1471023B1 true EP1471023B1 (de) 2005-11-23

Family

ID=32946850

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20030008666 Expired - Lifetime EP1471023B1 (de) 2003-04-16 2003-04-16 Abreisseinrichtung für Materialbahnen

Country Status (5)

Country Link
US (1) US20040211807A1 (es)
EP (1) EP1471023B1 (es)
AT (1) ATE310701T1 (es)
DE (1) DE50301735D1 (es)
ES (1) ES2250774T3 (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8157141B2 (en) * 2006-06-14 2012-04-17 Cryovac, Inc. System and method for detecting and registering serrated bags
US7540125B2 (en) * 2007-03-26 2009-06-02 Northfield Corporation Bursting apparatus and method
DE102008030489A1 (de) * 2008-06-26 2009-12-31 Krones Ag Vorrichtung und Verfahren zum Herstellen von Einzelzuschnitten aus einer Folienbahn
US9916980B1 (en) 2016-12-15 2018-03-13 Asm Ip Holding B.V. Method of forming a structure on a substrate
JP7252272B2 (ja) * 2021-03-05 2023-04-04 レオン自動機株式会社 捩り製品の成形方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2911132A (en) * 1956-11-06 1959-11-03 Strachan & Henshaw Ltd Web severing devices in web feeding machines
US4131272A (en) * 1977-06-13 1978-12-26 Paper Converting Machine Company Method and apparatus for separating a continuous stream of connected business forms into exact count zig-zag folded stacks
DE3220892A1 (de) * 1982-06-03 1983-12-08 Icoma Packtechnik GmbH, 7590 Achern Trenneinrichtung zum abtrennen perforierter papierschlauchabschnitte
US5388746A (en) * 1990-11-09 1995-02-14 Fmc Corporation Separator/folder bag machine
DE4113792C2 (de) * 1991-04-26 1998-11-26 Icoma Fbs Gmbh Packtechnik Trenneinrichtung zum Abtrennen perforierter Papierschlauchabschnitte
DE4243105C2 (de) * 1992-12-18 1997-08-28 Windmoeller & Hoelscher Trenneinrichtung zum Abtrennen perforierter Schlauchabschnitte
DE4447782C2 (de) * 1994-11-14 2000-08-31 Windmoeller & Hoelscher Trenneinrichtung zum Abtrennen perforierter Schlauchabschnitte

Also Published As

Publication number Publication date
EP1471023A1 (de) 2004-10-27
DE50301735D1 (de) 2005-12-29
ATE310701T1 (de) 2005-12-15
ES2250774T3 (es) 2006-04-16
US20040211807A1 (en) 2004-10-28

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