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DE1266616B - Interrupted adhesive film for the production of metal honeycomb materials - Google Patents

Interrupted adhesive film for the production of metal honeycomb materials

Info

Publication number
DE1266616B
DE1266616B DE1961V0021149 DEV0021149A DE1266616B DE 1266616 B DE1266616 B DE 1266616B DE 1961V0021149 DE1961V0021149 DE 1961V0021149 DE V0021149 A DEV0021149 A DE V0021149A DE 1266616 B DE1266616 B DE 1266616B
Authority
DE
Germany
Prior art keywords
adhesive
adhesive film
metal honeycomb
interrupted
production
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
DE1961V0021149
Other languages
German (de)
Inventor
Dipl-Ing Edmund Litz
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.)
Vereinigte Leichtmetallwerke GmbH
Original Assignee
Vereinigte Leichtmetallwerke GmbH
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 Vereinigte Leichtmetallwerke GmbH filed Critical Vereinigte Leichtmetallwerke GmbH
Priority to DE1961V0021149 priority Critical patent/DE1266616B/en
Publication of DE1266616B publication Critical patent/DE1266616B/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/10Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material
    • B32B3/12Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material characterised by a layer of regularly- arranged cells, e.g. a honeycomb structure
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D47/00Making rigid structural elements or units, e.g. honeycomb structures
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04CSTRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C2/00Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
    • E04C2/30Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure
    • E04C2/34Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure composed of two or more spaced sheet-like parts
    • E04C2/36Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure composed of two or more spaced sheet-like parts spaced apart by transversely-placed strip material, e.g. honeycomb panels

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Laminated Bodies (AREA)

Description

Unterbrochener Klebfilm zum Herstellen von Metellwabenwerkstoffen Die Erfindung betrifft einen unterbrochenen Klebfilm zum Herstellen von Metallwabenwerkstoff aus einem oberflächenvorbehandelten Folienband, insbesondere aus Aluminium oder dessen Legierungen, bei dem das vorbehandelte Band quer zu seiner Längsrichtung in Abschnitte aufgeteilt wird und diese abwechselnd mit dem unterbrochenen Klebfilm zu einem Paket aufeinandergestapelt und hierauf nach oder unter gleichzeitiger Aushärtung des Klebstoffes unter Druck und Wärme im ganzen zu einem Preßblock verbunden werden, der darauf zu dem Metallwabenwerkstoff expandiert wird.Interrupted adhesive film for the production of metal honeycomb materials The invention relates to an interrupted adhesive film for producing metal honeycomb material made of a surface-pretreated foil strip, in particular made of aluminum or its alloys, in which the pretreated strip is transverse to its longitudinal direction is divided into sections and these alternate with the interrupted adhesive film stacked on top of one another to form a package and then after or with simultaneous curing of the adhesive are connected as a whole under pressure and heat to form a press block, which is then expanded to the metal honeycomb material.

Zum Verkleben von Metallen ist es bereits bekannt, nicht einen Klebstoff für sich allein, sondern einen auf einen Träger aufgebrachten Klebstoff zu verwenden. Bei diesen Arbeitsweisen handelte es sich jedoch nicht um das Herstellen von Wabenwerkstoffen.It is already known for bonding metals not to use an adhesive by itself, but to use an adhesive applied to a carrier. However, these working methods were not concerned with the production of honeycomb materials.

Gegenstand der Erfindung ist demgegenüber bei dem eingangs erläuterten, unterbrochenen Klebfilm die Maßnahme, daß der Klebfilm aus einem an sich bekannten, beidseitig mit Klebstoff versehenen Träger besteht, auf dem der Klebstoff entsprechend den Klebzonen der Metallwaben unterbrochen aufgetragen ist.In contrast, the subject matter of the invention is in the case of the initially explained, interrupted adhesive film the measure that the adhesive film consists of a known, There is a carrier provided with adhesive on both sides, on which the adhesive is applied accordingly the adhesive zones of the metal honeycomb is applied interrupted.

Gegenüber den bekannten Klebmethoden erfordert der Gegenstand der Erfindung zwar zusätzliche Schritte, da der unterbrochene Klebfilm beidseitig aufgebracht und in bestimmten Zwischenräumen aufzutragen ist, die die Herstellung eines Wabenwerkstoffes ermöglichen, jedoch ist dadurch ein erheblicher technischer Fortschritt erzielbar, da das bisher notwendige Wenden der Folienabschnitte nunmehr nicht mehr erforderlich ist.Compared to the known bonding methods, the subject requires Invention additional steps, since the interrupted adhesive film is applied on both sides and to be applied in certain interstices, the production of a honeycomb material enable, however, a considerable technical progress can be achieved thereby, since the previously necessary turning of the film sections is no longer necessary is.

Mit dem erfindungsgemäßen Klebfilm kann beispielsweise wie folgt gearbeitet werden: Ein Folienband wird in bekannter Weise oberflächenvorbehandelt und sofort anschließend in Abschnitte aufgeteilt. In einem zweiten Arbeitsgang werden diese Folienabschnitte abwechselnd mit dem unterbrochenen Klebfilm zti einem Paket aufeinandergestapelt. Der unterbrochene Klebfilm besteht aus einem Träger, beispielsweise einem Baumwollgewebe, Glasfasergewebe oder vorzugsweise einer sehr dünnen Kunststoffolie; auf diesem Träger sind mit bestimmten Zwischenräumen beidseitig Klebstreifen aufgetragen und vorgetrocknet. Die Zwischenräume entsprechen in ihrer Abmessung der gewünschten Wabenweite. Beim Aufeinanderstapeln der Folienabschnitte und unterbrochenen Klebfilme wird jede zweite Lage der unterbrochenen Klebfilme um eine halbe Zwischenraumteilung der Klebstreifen versetzt eingelegt. In dem aus den Folienabschnitten und unterbrochenen Klebfilmen gebildete Stapelblock wird der Klebstoff unter Druck und Wärme ausgehärtet und dabei der Stapelblock zu einem Preßblock verbunden. Dieser kann dann in bekannter Weise im ganzen zu einem Wabenblock oder nach vorherigem Aufteilen durch Zersägen zu Wabenmatten expandiert werden. Hierbei bleibt der zwischen den verklebten Stellen befindliche freie Träger innerhalb jeder Wabe erhalten; er faltet sich hierin entsprechend der Seitenverkürzung durch die trapezförmige Verformung des einzelnen fortlaufenden Folienabschnittes.The adhesive film according to the invention can be used, for example, as follows are: A foil strip is surface-pretreated in a known manner and immediately then divided into sections. In a second step, these Foil sections alternately stacked with the interrupted adhesive film in a package. The interrupted adhesive film consists of a carrier, for example a cotton fabric, Glass fiber fabric or preferably a very thin plastic film; on this carrier Adhesive strips are applied on both sides with certain spaces in between and pre-dried. The dimensions of the gaps correspond to the desired honeycomb width. At the Stacking the film sections and interrupted adhesive films is every second Position of the interrupted adhesive films around half a space division of the adhesive strips inserted offset. In the one made up of the foil sections and interrupted adhesive films The adhesive is cured under pressure and heat and in the process the stacking block connected to a press block. This can then be done in a known manner as a whole to form a honeycomb block or, after previously dividing by sawing, to form honeycomb mats be expanded. The one between the glued areas remains get free carriers within each honeycomb; it folds here according to the Side shortening due to the trapezoidal deformation of the individual continuous Film section.

Die Klebstoffstreifen werden vorzugsweise parallel zu den Seitenkanten der Folienabschnitte aufgetragen. Jedoch ist es auch möglich, die Klebstoffstreifen in einem Winkel zu den Kanten aufzubringen, wobei die Klebstreifen seitlich um die Hälfte des Abstandes von den Klebstreifen des vorhergehenden Folienabschnittes versetzt sind.The adhesive strips are preferably parallel to the side edges of the film sections applied. However, it is also possible to use the adhesive strips at an angle to the edges, with the adhesive strips around the sides Half of the distance from the adhesive strips of the previous film section offset are.

Als Trägerwerkstoff wird vorzugsweise ein Material gewählt, das sich entweder mit dem Klebstoff fest vereinigt oder aber infolge seiner Durchlässigkeit den Klebstoff leicht aufnimmt, so daß sich die beidseitig aufgetragenen Klebstreifen durch den Trägerwerkstoff hindurch vereinigen.A material is preferably chosen as the carrier material which either firmly united with the adhesive or due to its permeability the adhesive easily absorbs so that the adhesive strips applied on both sides unite through the carrier material.

Claims (1)

Patentanspruch: Unterbrochener Klebfilm zum Herstellen von Metallwabenwerkstoff aus einem oberflächenvorbehandelten Folienband, insbesondere aus Aluminium oder dessen Legierungen, bei dem das vorbehandelte Band quer zu seiner Längsrichtung in Abschnitte aufgeteilt wird und diese abwechselnd mit dem unterbrochenen Klebfilm zu einem Paket aufeinandergestapelt und hierauf nach oder unter gleichzeitiger Aushärtung des Klebstoffes unter Druck und Wärme im ganzen zu einem Preßblock verbunden werden, der darauf zu dem Metallwabenwerkstoff expandiert wird, d adurch gekennzeichnet, daß der Klebfilm aus einem an sich bekannten, beidseitig mit Klebstoff versehenen Träger besteht, auf dem der Klebstoff entsprechend den Klebzonen der Metallwaben unterbrochen aufgetragen ist. In Betracht gezogene Druckschriften: Deutsche Patentschriften Nr. 180 965, 864 427; deutsche Auslegeschriften Nr. 1057 709, 1070 Oll, 1077 419, 1097 250; deutsche Auslegeschrift J 7187 IV a/22 i (bekanntgemacht am 26. Januar l956).Claim: Interrupted adhesive film for the production of metal honeycomb material made of a surface-pretreated foil strip, in particular made of aluminum or its alloys, in which the pretreated strip is transverse to its longitudinal direction is divided into sections and these alternate with the interrupted Adhesive film stacked on top of one another to form a package and then after or under simultaneous Curing of the adhesive under pressure and heat as a whole connected to form a press block which is then expanded to form the metal honeycomb material, characterized by that the adhesive film consists of a known per se, provided with adhesive on both sides There is a carrier on which the adhesive corresponds to the adhesive zones of the metal honeycomb is applied intermittently. Publications considered: German Patent Specifications No. 180 965, 864 427; German Auslegeschriften No. 1057 709, 1070 Oll, 1077 419, 1097 250; German Auslegeschrift J 7187 IV a / 22 i (published on January 26th 1956).
DE1961V0021149 1961-08-09 1961-08-09 Interrupted adhesive film for the production of metal honeycomb materials Pending DE1266616B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE1961V0021149 DE1266616B (en) 1961-08-09 1961-08-09 Interrupted adhesive film for the production of metal honeycomb materials

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1961V0021149 DE1266616B (en) 1961-08-09 1961-08-09 Interrupted adhesive film for the production of metal honeycomb materials

Publications (1)

Publication Number Publication Date
DE1266616B true DE1266616B (en) 1968-04-18

Family

ID=7578978

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1961V0021149 Pending DE1266616B (en) 1961-08-09 1961-08-09 Interrupted adhesive film for the production of metal honeycomb materials

Country Status (1)

Country Link
DE (1) DE1266616B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4315261A1 (en) * 1993-05-07 1994-11-10 Euro Composites Method and device for producing a honeycomb body

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE180965C (en) *
DE864427C (en) * 1950-05-06 1953-01-26 Helmut Jedlicka Glue film used for metal connection
DE1057709B (en) * 1958-05-24 1959-05-21 Degussa Method for bonding metals
DE1070011B (en) * 1959-11-26 Dufaylite Developments Limited, Boreham Wood, Hertfordshire (Großbritannien) Process for the production of a cellular component from sheets of the webs of paper or the like and component produced according to this
DE1077419B (en) * 1957-02-28 1960-03-10 Hans Heinrich Dipl Ing Composite sheet with one or more channels
DE1097250B (en) * 1959-12-14 1961-01-12 Forschungszentrum Der Luftfahr Method for joining webs, sheets or sections of flexible materials in the manufacture of honeycomb cores

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE180965C (en) *
DE1070011B (en) * 1959-11-26 Dufaylite Developments Limited, Boreham Wood, Hertfordshire (Großbritannien) Process for the production of a cellular component from sheets of the webs of paper or the like and component produced according to this
DE864427C (en) * 1950-05-06 1953-01-26 Helmut Jedlicka Glue film used for metal connection
DE1077419B (en) * 1957-02-28 1960-03-10 Hans Heinrich Dipl Ing Composite sheet with one or more channels
DE1057709B (en) * 1958-05-24 1959-05-21 Degussa Method for bonding metals
DE1097250B (en) * 1959-12-14 1961-01-12 Forschungszentrum Der Luftfahr Method for joining webs, sheets or sections of flexible materials in the manufacture of honeycomb cores

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4315261A1 (en) * 1993-05-07 1994-11-10 Euro Composites Method and device for producing a honeycomb body

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