EP4183728A1 - Dispositif pour appliquer une bande contenant du papier microcrêpé - Google Patents

Dispositif pour appliquer une bande contenant du papier microcrêpé Download PDF

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Publication number
EP4183728A1
EP4183728A1 EP22205266.4A EP22205266A EP4183728A1 EP 4183728 A1 EP4183728 A1 EP 4183728A1 EP 22205266 A EP22205266 A EP 22205266A EP 4183728 A1 EP4183728 A1 EP 4183728A1
Authority
EP
European Patent Office
Prior art keywords
strip
roller
axis
rotation
spool
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.)
Pending
Application number
EP22205266.4A
Other languages
German (de)
English (en)
Inventor
Michael Schwertfeger
Niklas Hansen
Daniela Neddermeier
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.)
Tesa SE
Original Assignee
Tesa SE
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 Tesa SE filed Critical Tesa SE
Publication of EP4183728A1 publication Critical patent/EP4183728A1/fr
Pending 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
    • B65H35/0006—Article or web delivery apparatus incorporating cutting or line-perforating devices
    • B65H35/002—Hand-held or table apparatus
    • B65H35/0026—Hand-held or table apparatus for delivering pressure-sensitive adhesive tape
    • B65H35/0033—Hand-held or table apparatus for delivering pressure-sensitive adhesive tape and affixing it to a surface
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H37/00—Article or web delivery apparatus incorporating devices for performing specified auxiliary operations
    • B65H37/04—Article or web delivery apparatus incorporating devices for performing specified auxiliary operations for securing together articles or webs, e.g. by adhesive, stitching or stapling
    • 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
    • B65H23/16—Registering, tensioning, smoothing or guiding webs longitudinally by weighted or spring-pressed movable bars or rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31F—MECHANICAL WORKING OR DEFORMATION OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31F5/00—Attaching together sheets, strips or webs; Reinforcing edges
    • B31F5/04—Attaching together sheets, strips or webs; Reinforcing edges by exclusive use of adhesives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
    • B31B50/60—Uniting opposed surfaces or edges; Taping
    • B31B50/62—Uniting opposed surfaces or edges; Taping by adhesives
    • B31B50/624—Applying glue on blanks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
    • B31B50/74—Auxiliary operations
    • B31B50/81—Forming or attaching accessories, e.g. opening devices, closures or tear strings
    • B31B50/812—Applying tabs, patches, strips or strings on blanks or webs
    • B31B50/8125—Applying strips or strings, e.g. tear strips or strings
    • B31B50/8126—Applying strips or strings, e.g. tear strips or strings parallel to the direction of movement of the webs or the blanks
    • 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
    • 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
    • B65H23/26—Registering, tensioning, smoothing or guiding webs longitudinally by transverse stationary or adjustable bars or 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
    • B65H2301/00—Handling processes for sheets or webs
    • B65H2301/50—Auxiliary process performed during handling process
    • B65H2301/51—Modifying a characteristic of handled material
    • B65H2301/516—Securing handled material to another material
    • B65H2301/5161—Binding processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2401/00—Materials used for the handling apparatus or parts thereof; Properties thereof
    • B65H2401/10—Materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2408/00—Specific machines
    • B65H2408/20—Specific machines for handling web(s)
    • B65H2408/24—Specific machines for handling web(s) unwinding machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00—Handled material; Storage means
    • B65H2701/10—Handled articles or webs
    • B65H2701/11—Dimensional aspect of article or web
    • B65H2701/113—Size
    • B65H2701/1133—Size of webs
    • B65H2701/11332—Size of webs strip, tape, narrow web
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00—Handled material; Storage means
    • B65H2701/10—Handled articles or webs
    • B65H2701/17—Nature of material
    • B65H2701/172—Composite material
    • B65H2701/1722—Composite material including layer with adhesive properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00—Handled material; Storage means
    • B65H2701/10—Handled articles or webs
    • B65H2701/17—Nature of material
    • B65H2701/177—Fibrous or compressible material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00—Handled material; Storage means
    • B65H2701/10—Handled articles or webs
    • B65H2701/19—Specific article or web
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00—Handled material; Storage means
    • B65H2701/30—Handled filamentary material
    • B65H2701/37—Tapes

Definitions

  • the present invention relates to a device for applying a strip containing at least one microcreped paper to a carrier material. Furthermore, the present invention relates to a method for applying a strip containing at least one microcreped paper to a carrier material. In addition, the present invention relates to a use of said device and a carrier material containing a strip, obtained or obtainable by said method.
  • Devices and methods of the type mentioned can be used, for example, in the field of packaging technology, preferably in packaging production. The invention can thus be used in particular in the production of packaging, for example for the production of tear strips on a corrugated cardboard plant, on a folding box plant and/or on a pure gluing plant. However, other areas of use are also conceivable in principle.
  • plastic materials such as film strips, usually in the form of a self-adhesive tape
  • the self-adhesive tear strips are automatically applied by appropriate unwinding devices during the production of the packaging.
  • these devices and methods are suitable for plastic adhesive tapes and/or plastic films that are not sensitive to handling.
  • known devices and methods are generally not suitable for handling paper, which is generally much more sensitive.
  • the devices and methods should enable the production of sustainable packaging.
  • the at least one microcreped paper contained in the strip P preferably has a tensile strength Fz of 8 kN/m ⁇ Fz ⁇ 22 kN/m, more preferably 10 kN/m ⁇ Fz ⁇ 21 kN/m, more preferably 13 kN/m ⁇ F Z ⁇ 20 kN/m, such as 15 kN/m ⁇ Fz ⁇ 20 kN/m or 17 kN/m ⁇ F Z ⁇ 20 kN/m or 19 kN/m ⁇ F Z ⁇ 20 kN/m .
  • the at least one micro-creped paper contained in the strip P preferably has an extensibility F D of 4% ⁇ F D ⁇ 16%, more preferably 6% ⁇ F D ⁇ 15.5%, more preferably 8% ⁇ F D ⁇ 15 % such as 10% ⁇ F D ⁇ 15% or 12% ⁇ F D ⁇ 15% or 14% ⁇ F D ⁇ 15%.
  • the at least one microcreped paper contained in the strip P preferably has a tear strength F R of 1200 mN ⁇ F R ⁇ 4500 mN, more preferably 1500 mN ⁇ F R ⁇ 4000 mN, more preferably 2000 mN ⁇ F R ⁇ 3500 mN for example from 2500 mN ⁇ FR ⁇ 3500 mN or from 3000 mN ⁇ FR ⁇ 3500 mN.
  • the microcreped paper contained in the strip P preferably has a grammage G of at least 80 g/m 2 , more preferably 80 g/m 2 ⁇ G ⁇ 180 g/m 2 , more preferably 120 g/m 2 ⁇ G ⁇ 160 g/m 2 such as from 120 g/m 2 ⁇ G ⁇ 140 g/m 2 or from 130 g/m 2 ⁇ G ⁇ 150 g/m 2 or from 140 g/m 2 ⁇ G ⁇ 160 g/m 2 on.
  • the at least one micro-creped paper contained in the strip P is micro-creped in at least one, preferably in at least two, directions within the two-dimensional extent.
  • the strip P preferably has a width b of 2 mm ⁇ b ⁇ 25 mm, more preferably 3 mm ⁇ b ⁇ 15 mm, more preferably 4 mm ⁇ b ⁇ 8 mm, such as 4 mm ⁇ b ⁇ 6 mm or 5 mm ⁇ b ⁇ 7 mm or from 6 mm ⁇ b ⁇ 8 mm.
  • the strip P preferably has a thickness d of 100 ⁇ m ⁇ d ⁇ 400 ⁇ m, more preferably 150 ⁇ m ⁇ d ⁇ 350 ⁇ m, more preferably 200 ⁇ m ⁇ d ⁇ 300 ⁇ m, for example 200 ⁇ m ⁇ d ⁇ 250 ⁇ m or 225 ⁇ m ⁇ d ⁇ 275 ⁇ m or from 250 ⁇ m ⁇ d ⁇ 300 ⁇ m.
  • the strip P consists of the at least one microcreped paper. More preferably from 98 to 100% by weight, more preferably from 99 to 100% by weight, more preferably from 99.5 to 100% by weight, more preferably from 99.9 to 100% by weight of the strip P consists of the at least one microcreped paper.
  • the strip P contains a single microcreped paper, more preferably from 95 to 100% by weight, more preferably from 98 to 100% by weight, more preferably from 99 to 100% by weight, more preferably from 99, from 5% to 100%, more preferably from 99.9% to 100% by weight of the strip P consists of the single microcreped paper.
  • from 0 to 5% by weight of the adhesive layer according to (ii) consists of one or more organic solvents.
  • More preferably, from 0 to 0.5% by weight of the adhesive layer according to (ii) consists of one or more organic solvents. More preferably, from 0 to 0.1% by weight of the adhesive layer according to (ii) consists of one or more organic solvents.
  • the coil S is preferably a cross-wound coil, more preferably a cross-wound coil.
  • the strip P wound into the coil has a helical winding, the strip P preferably forming at least two layers and the pitch alternating between right-hand and left-hand from layer to layer.
  • the separation point T at which the strip P detaches from the spool S during unwinding, executes a to-and-fro movement parallel to the spool axis A S as the strip P is unwound.
  • the coil S In its non-unwound state, the coil S preferably has a diameter D of at most 500 mm, more preferably 100 mm ⁇ D ⁇ 500 mm, more preferably 200 mm ⁇ D ⁇ 450 mm, more preferably 300 mm ⁇ D ⁇ 400 mm up.
  • the coil S preferably has an extension L in the direction of the coil axis A S of at most 350 mm, more preferably 100 mm ⁇ L ⁇ 350 mm, more preferably 160 mm ⁇ L ⁇ 200 mm.
  • the rollers R 1 , R 2 and R 3 are preferably cylindrical rollers, with at least one of the rollers R 1 , R 2 and R 3 being essentially flange-free on at least one side.
  • the rollers R 1 , R 2 and R 3 are preferably cylindrical rollers, with at least one of the rollers R 1 , R 2 and R 3 being essentially flange-free on both sides. More preferably, the rollers R 1 , R 2 and R 3 are cylindrical rollers, all the rollers R 1 , R 2 and R 3 being essentially flange-free on at least one side.
  • the rollers R 1 , R 2 and R 3 are cylindrical rollers, with all the rollers R 1 , R 2 and R 3 being essentially flange-free on both sides.
  • Such a flange-free configuration of the rollers is advantageous, for example, in order to avoid damage to the edges of the strip P when it is guided over the respective roller.
  • At least one of the rollers R 1 , R 2 and R 3 is preferably a non-driven roller. More preferably, all of the rollers R 1 , R 2 and R 3 are non-driven rollers.
  • the roller R 1 preferably has an outside diameter in the range from 5 to 100 mm, more preferably in the range from 7 to 40 mm, more preferably in the range from 10 to 30 mm.
  • the roller R 2 preferably has an outside diameter in the range from 5 to 100 mm, more preferably in the range from 15 to 50 mm, more preferably in the range from 25 to 30 mm.
  • the roller R 3 preferably has an outside diameter in the range from 5 to 100 mm, more preferably in the range from 15 to 50 mm, more preferably in the range from 25 to 30 mm.
  • the roller R 1 has an outer diameter in the range from 10 to 30 mm
  • the roller R 2 has an outer diameter in the range from 25 to 30 mm
  • the roller R 3 has an outer diameter in the range from 25 to 30 mm.
  • At least one of the rollers R 1 , R 2 and R 3 preferably has an extent of at least 100 mm along its respective axis of rotation. More preferably, at least two of the rollers R 1 , R 2 and R 3 have an extension along their respective axis of rotation of at least 100 mm. More preferably, all rollers R 1 , R 2 and R 3 have an extension along their respective axis of rotation of at least 100 mm.
  • the extension of at least one of the rollers R 1 , R 2 and R 3 , preferably all rollers R 1 , R 2 and R 3 along their respective axis of rotation independently of one another is at least L + 10 mm, where L is the extension of the coil S in the direction of the Coil axis A is S.
  • At least one of the rollers R 1 , R 2 and R 3 more preferably at least two of the rollers R 1 , R 2 and R 3 , more preferably all of the rollers R 1 , R 2 and R 3 extend along their respective axis of rotation in the range from (L + 10 mm) to (L + 20 mm), more preferably in the range from (L + 10 mm) to (L + 15 mm).
  • the roller R 3 is arranged such that when the strip P is guided, the first point of contact between the strip P and the roller R 3 lies in the plane of an end face of the spool S or is spaced from this plane in a direction away from the spool .
  • such an arrangement of the roll R 3 is suitable for reciprocating movement of the strip P as it is unwound from the spool S, as above described to be converted into a linear, preferably stable, linear movement. A zig-zag movement of the strip P can thus be converted into a smooth movement during unwinding.
  • the axis of rotation A 1 of the reel R 1 is positioned to be spatially movable in such a way that the reel R 1 touches the spool S during the unwinding of the strip P. More preferably, the axis of rotation A 1 of the roller R 1 is positioned so that it can move spatially in such a way that the roller R 1 touches the spool S in a linear manner while the strip P is being unwound. Furthermore, the axis of rotation A 1 of the roll R 1 is preferably positioned such that it can be moved spatially in such a way that the axis of rotation A 1 executes a movement in the radial direction to the spool axis A S while the strip P is being unwound.
  • the rollers R 2 and R 3 are preferably arranged as guide rollers that are spatially fixed axes of rotation.
  • the coil axis A S is preferably arranged as a spatially fixed axis of rotation.
  • the axes of rotation A 1 and A 2 are preferably arranged in such a way that the free length of the strip P between the roller R 1 and the roller R 2 is in the range from 150 to 500 mm, more preferably in the range from 200 to 300 mm.
  • the term "free length" as used herein means the length of strip P between the last point of contact of strip P with roller R1 and the first point of contact of strip P with roller R2 as strip P is passed thereover Roll.
  • the axes of rotation A 2 and A 3 are preferably arranged such that the free length of the strip P between the roller R 2 and the roller R 3 is in the range from 150 to 500 mm, more preferably in the range from 200 to 300 mm.
  • the term "free length” as used herein means the length of strip P between the last point of contact of strip P with roller R2 and the first point of contact of strip P with roller R3 as strip P is passed thereover Roll.
  • the roller R 3 is the last roller for guiding the strip P before applying the strip P to the substrate T.
  • the device comprises, in addition to the three rollers R 1 , R 2 and R 3 , a further rotatably mounted roller Roller R 4 for guiding the strip P unwound at least partially from the spool, the roller R 4 being arranged downstream of the roller R 3 , wherein (II.4) the roller R 4 has an axis of rotation A 4 , the angle ⁇ 4 between the axis of rotation A 4 and the axis of rotation A 3 being 90°, with a tolerance of ⁇ 1°.
  • the roller R 4 preferably has a guide flange on at least one side, preferably on both sides. More preferably, the roller R 4 has a guide flange on both sides. Furthermore, the guide flanges arranged on both sides are preferably at a distance from one another in the range from (b + 0.1 mm) to (b + 0.9 mm), more preferably in the range from (b + 0.2 mm) to (b + 0.8 mm), more preferably in the range from (b + 0.3 mm) to (b + 0.7 mm).
  • roller R 4 if present, is the last roller for guiding strip P prior to application of strip P to substrate T.
  • the device additionally comprises a rotatably mounted roller R 5 for guiding the strip P which has been at least partially unwound from the spool, with the roller R 5 being arranged downstream of the roller R 4 , with (II.5) the roller R 5 has an axis of rotation A 5 , the angle ⁇ 5 between the axis of rotation A 5 and the axis of rotation A 4 being 90°, with a tolerance of ⁇ 1°.
  • the roller R 5 preferably has a guide flange on at least one side, preferably on both sides. More preferably, the roller R 5 has a guide flange on both sides. Furthermore, the guide flanges arranged on both sides are preferably at a distance from one another in the range from (b + 0.1 mm) to (b + 0.9 mm), more preferably in the range from (b + 0.2 mm) to (b + 0.8 mm), more preferably in the range from (b + 0.3 mm) to (b + 0.7 mm).
  • the roller R 5 is the last roller for guiding the strip P before applying the strip P to the substrate T.
  • the number of additional rollers to the rollers R 1 , R 2 and R 3 depends, among other things, on the distance between the roller R 3 and the carrier material T T of at least 300 mm to provide at least one additional role to the roles R 1 , R 2 and R 3 .
  • the number of additional rolls to the rolls R 1 , R 2 and R 3 depends inter alia on the movement of the strip P on the roll R 3 .
  • the application device V is preferably set up in such a way that it exerts at least one force on the strip P in the direction of the carrier material T. More preferably, the application device V is set up in such a way that the force is exerted via at least one rubber roller. Alternatively or additionally, the application device V is preferably set up in such a way that the force is exerted via compressed air.
  • the device preferably additionally comprises at least one adhesive application device K for applying at least one adhesive layer, preferably an adhesive layer that contains at least one hot-melt adhesive, more preferably an adhesive layer that consists of at least one hot-melt adhesive. While it is possible in principle to apply the adhesive layer to the strip P before it is applied to the carrier material T, it is preferred in the context of the present invention that the adhesive layer is applied to the carrier material T before the strip P is applied to the carrier material having the adhesive layer T is applied.
  • the adhesive layer applied to the carrier material preferably has a width of at most the width b of the strip P.
  • the device preferably additionally comprises at least one cutting unit for cutting the strip P to length, the at least one cutting unit preferably being arranged downstream of the last roll, for example roll R 3 or roll R 4 or roll R 5 .
  • the device preferably additionally comprises at least one drive unit for driving the strip P and at least one brake unit for braking the strip P.
  • the drive unit and the brake unit are preferably set up to control a rotary movement of the spool S.
  • the rotational movement of the spool S preferably has an unwinding speed v of the strip P from the spool S of 0 m/min ⁇ v ⁇ 250 m/min, more preferably from 100 m/min ⁇ v ⁇ 200 m/min.
  • the drive unit and the braking unit are set up to control the rotational movement of the spool S depending on a state of the application device V and/or the cutting unit, preferably to adapt the rotational movement to an application process and/or a cutting process.
  • the drive unit and the braking unit are preferably arranged downstream of the last roller, for example roller R 3 or roller R 4 or roller R 5 .
  • the drive unit is arranged to drive the strip P by accelerating rotation of the reel R2 or the reel R3 and the braking unit is arranged to brake the strip P by reducing rotation of the spool S.
  • the drive unit is arranged in the reel R 2 or in the reel R 3 , while the braking unit is arranged in the spool S, for example.
  • the carrier material T is at least one packaging blank.
  • the packaging blank is preferably a packaging blank made of paper and/or cardboard, the packaging blank preferably being a crate, a box, a folding box or an envelope.
  • the present invention further relates to a method for applying a strip P containing at least one microcreped paper to a carrier material T.
  • the method comprises the steps specified in more detail below. These steps can be performed in the order listed. However, a different sequence is also possible in principle. Furthermore, two or more of the method steps mentioned can be carried out with a time overlap or at the same time. Furthermore, one or more of the process steps mentioned can be carried out once or repeatedly. In addition to the steps mentioned, the method can comprise further method steps.
  • Step a) preferably comprises threading the strip at least between the rollers R 1 , R 2 and R 3 .
  • Step c) includes, for example, driving the spool S and the rollers R 1 , R 2 and R 3 via a withdrawal of the strip P by moving the carrier material T.
  • step c) includes, for example, controlling a movement of the strip P by means of a drive unit and a brake unit, as above optionally present in the device.
  • the method preferably includes controlling a rotary movement of the spool S, so that the strip P is unwound from the spool S at an unwinding speed v of 0 m/min ⁇ v ⁇ 250 m/min, preferably of 100 m/min ⁇ v ⁇ 200 m/min.
  • the application in step d) preferably includes exerting at least one force on the strip P in the direction of the carrier material T.
  • the method further comprises a step e) preceding step d), wherein e) Provision of an adhesive application device K as above optionally present in the device and application of the adhesive layer to the carrier material T by means of the adhesive application device K.
  • the strip P is preferably applied in step d) to the adhesive layer applied to the carrier material, so that the adhesive layer connects the carrier material T and the strip P.
  • the present invention relates to an apparatus or a method as described herein, wherein the strip P is a tear strip.
  • the present invention further relates to the use of a device as described herein for applying a strip P to a carrier material T.
  • the present invention further relates to a carrier material T containing a strip P, obtained or obtainable by a method as described herein.
  • FIGS. 1 to 3 show various exemplary embodiments of a device 110 for applying a strip P 112 containing a microcreped paper to a carrier material T 114 in a side view ( figures 1 and 3 ) as well as in a perspective view ( figure 2 ).
  • the carrier material 114 is not part of the device 110 and therefore in the figures 1 and 3 shown by dashed lines by way of example.
  • the strip 112 has a two-dimensional extent with a length l, a width b and a thickness d, where the following applies: l>>b>d.
  • the device 110 comprises the strip 112 wound into a spool S 116 containing the microcreped paper, the spool 116 being mounted rotatably about a spool axis A S 117 .
  • the coil 116 preferably has a length L in the direction of the coil axis A S 117 of at most 310 mm and a diameter D of at most 500 mm.
  • the device 110 further comprises three rotatably mounted rollers R 1 118, R 2 120 and R 3 122 for guiding the strip 112 at least partially unwound from the spool 116, a direction of movement of the strip 112 being illustrated in the figures by arrows.
  • Reel R 1 118 is downstream from spool 116, reel R 2 120 is downstream from reel R 1 118, and reel R 3 122 is downstream from reel R 2 .
  • the roller R 1 118 has an axis of rotation A 1 124, the angle ⁇ 1 between the axis of rotation A 1 and the spool axis A s being 0° with a tolerance of ⁇ 5°.
  • the axis of rotation A 1 124 and the coil axis A S 117 are preferably aligned parallel to one another, for example along the z-axis of the Cartesian coordinate system shown as an example in the figures.
  • the roller R 2 120 has an axis of rotation A 2 126, the angle ⁇ 2 between the axis of rotation A 2 and the spool axis A s being 0° with a tolerance of ⁇ 10°.
  • the axis of rotation A 2 126 and the coil axis A S 117 are preferably aligned parallel to one another, for example the Cartesian coordinate system also shown along the z-axis.
  • the roller R 3 122 has an axis of rotation A 3 128, the angle ⁇ 3 between the axis of rotation A 3 and the axis of rotation A 2 126 of the roller R 2 being 90° with a tolerance of ⁇ 1°.
  • the axis of rotation A 3 128 and the axis of rotation A 2 126 are preferably aligned orthogonally to one another, for example along the x and z axes of the in figure 1 Cartesian coordinate system shown or along the x and z axes as exemplified in FIGS figures 2 and 3 shown.
  • Roller R 3 122 is preferably arranged such that when strip 112 is being guided, a first point of contact 129 between strip 112 and roller R 3 122 is in the same plane as an end face 131 of spool 116, for example around a point caused by the unwinding of the Strip 112 induced by the coil 116 reciprocating movement of the strip 112, for example a zig-zag movement along the z-axis of the coordinate system shown in the figures, into a stable rectilinear movement.
  • the device 110 comprises at least one application device V 130 for applying the strip 112 to the carrier material 114.
  • the application device 130 is preferably set up to exert at least one force in the direction towards the carrier material 114 on the strip 112, this force is in figure 3 illustrated by an arrow.
  • the device preferably further comprises at least one housing 132 for the spatial attachment of the coil 116 and the rollers R 1 118, R 2 120 and R 3 122.
  • the roller R 1 118 is preferably attached in such a way that the roller R 1 118 the Coil 116 touches line-shaped during the unwinding of the strip 112.
  • the axis of rotation A 1 124 can more preferably perform a spatial movement in the radial direction toward the coil axis 117 .
  • such a fastening of the roller R 1 118 can be accomplished by means of two spring elements 134 and a groove 136 arranged in the housing 132 .
  • Other fastenings, not shown here, which are familiar to a person skilled in the art, for example alternative mechanical and/or hydraulic as well as electronic position adjustments, are also possible.
  • the device 110 preferably comprises at least one further cylindrical roller R 4 137, the roller R 4 137 being mounted such that it can rotate about an axis of rotation 138 and being positioned downstream of the roller R 3 122.
  • the rollers R 1 118, R 2 120, R 3 122 and also the roller R 4 137 of the device 110 are passive, non-driven rollers which are set in rotation via a withdrawal of the strip 112.
  • the deduction of the strip 112 is illustrated by way of example by an arrow in the negative ⁇ -direction on the right-hand edge of the figure below the carrier material 114.
  • the deduction can be produced by a movement of the carrier material 114 .
  • Device 110 also preferably includes an adhesive application device 140 for applying adhesive 142, preferably solvent-free adhesive, to carrier material 114.
  • Device 110 also preferably includes a cutting unit 144 for cutting strip 112 to length. Device 110 is preferred for producing tear strips 146 used.

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Making Paper Articles (AREA)
  • Registering, Tensioning, Guiding Webs, And Rollers Therefor (AREA)
  • Winding Of Webs (AREA)
EP22205266.4A 2021-11-17 2022-11-03 Dispositif pour appliquer une bande contenant du papier microcrêpé Pending EP4183728A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102021130079.7A DE102021130079A1 (de) 2021-11-17 2021-11-17 Vorrichtung zum Aufbringen eines ein mikrogekrepptes Papier enthaltenden Streifens

Publications (1)

Publication Number Publication Date
EP4183728A1 true EP4183728A1 (fr) 2023-05-24

Family

ID=84329860

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22205266.4A Pending EP4183728A1 (fr) 2021-11-17 2022-11-03 Dispositif pour appliquer une bande contenant du papier microcrêpé

Country Status (5)

Country Link
US (1) US20230150785A1 (fr)
EP (1) EP4183728A1 (fr)
KR (1) KR20230072425A (fr)
CN (1) CN116135532A (fr)
DE (1) DE102021130079A1 (fr)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE29917738U1 (de) 1999-10-07 1999-12-30 Beiersdorf Ag Vorrichtung zum Abrollen von auf einer Rolle befindlichem, schmalem, zumindest einseitig selbstklebend ausgerüstetem Material
US6209606B1 (en) * 1983-03-31 2001-04-03 P. P. Payne Limited Apparatus for producing packaging material having a tear tape

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1098769C (zh) 1995-10-23 2003-01-15 克洛佩塑料产品公司 用聚合物膜和无纺物或纺织品膜条状层压的产品,装置和方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6209606B1 (en) * 1983-03-31 2001-04-03 P. P. Payne Limited Apparatus for producing packaging material having a tear tape
DE29917738U1 (de) 1999-10-07 1999-12-30 Beiersdorf Ag Vorrichtung zum Abrollen von auf einer Rolle befindlichem, schmalem, zumindest einseitig selbstklebend ausgerüstetem Material

Also Published As

Publication number Publication date
KR20230072425A (ko) 2023-05-24
US20230150785A1 (en) 2023-05-18
DE102021130079A1 (de) 2023-05-17
CN116135532A (zh) 2023-05-19

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