Device and method for producing a honeycomb structure and a honeycomb structure

Abstract

The invention relates to a device for producing a honeycomb structure from strip material comprising a supply and forming device, which forms a structured strip from the strip material and additionally determines a conveying speed of the structured strip, and a stop device comprising a feed channel, wherein the stop device is disposed downstream of the forming device such that the structured strip can be supplied to the feed channel, and wherein the honeycomb structure comprises a stop edge, which runs parallel to the feed channel, and wherein the stop device comprises a stop and stop means, which are designed in a movable manner such that the structured strip can be connected to a stop edge of the honeycomb structure.

1 . Device for production of a honeycomb structure from strip material, comprising a feed and forming device, which forms a structured strip from a strip material and also determines a conveying speed of the structured strip, as well as comprising a stop device with a feed channel, wherein the stop device is arranged after the forming device so that the structured strip can be fed to the feed channel and wherein the honeycomb structure has a stop edge, which runs parallel to the feed channel and wherein the stop device includes a stop and stop means, which are configured movable so that the structured strip can be joined to a stop edge of the honeycomb structure. 
     
     
         2 . Device according to  claim 1 , wherein the feed and forming device includes a first and second embossing wheel with mutually intermeshing embossing teeth, wherein the first and second embossing wheels are configured mutually adapted so that the strip material can be arranged between the first and second embossing wheels and can be formed to the structured strip during rotation of the first and second embossing wheels, in which case the speed of the first and second embossing wheels also determines the conveying speed of the structured strip. 
     
     
         3 . Device according to  claim 1 , wherein the stop and the stop means are configured movable so that the stop and the stop means enclose the structured strip and the stop edge from one side each so that the structured strip and the stop edge can be pressed against each other. 
     
     
         4 . Device according to  claim 2 , comprising one or more of
 a heating device arranged in the feed and forming device to the strip material wherein the heating device is arranged before the embossing wheels in terms of a feed direction, and   an induction device arranged in the embossing wheel in order to heat the embossing teeth, wherein at least the embossing teeth of the embossing wheels comprise ferromagnetic material.   
     
     
         5 . (canceled) 
     
     
         6 . Device according to  claim 2 , wherein the embossing wheels are configured extending in the peripheral direction so that the structured strip has only arc-like deflections but no kinks. 
     
     
         7 . Device according to  claim 2 , wherein the embossing wheels are configured extending in the peripheral direction so that the two embossing wheels lying on the strip material form a linear or flat pressure site, which runs continuously along the strip material during rotation of the embossing wheels. 
     
     
         8 . Device according to  claim 2 , wherein the embossing teeth have a recess extending in the peripheral direction along a partial section, in order to produce only a slight or even no pressure force on the strip material running along the partial section so that the structured strip has sections which were exposed to a more limited pressure force. 
     
     
         9 . Device according to  claim 2 , wherein the first and second embossing wheels are replaceable, in which case a number of sets of a first and second embossing wheels are available and differently structured strip can be produced with each set of a first and second embossing wheels. 
     
     
         10 . Device according to  claim 1 , wherein the stop device includes a stop with a stop side, wherein the stop side in its extending direction has a number of a group of a consecutive raised site, transition site ( 27   c ), a recessed site and another transition site, which run essentially according to the geometric course of the structured strip, and wherein the stop side has holes through which a gaseous fluid can be supplied or withdrawn. 
     
     
         11 . (canceled) 
     
     
         12 . Device according to  claim 1 , wherein the stop device includes a stop with a stop side, wherein the stop side in its extending direction has number of a group of a consecutive raised site, a transition site, a recessed site and another transition site, which run essentially according to the geometric course of the structured strip, and wherein a stop means configured as a punch is arranged movable in front of the raised sites so that the stop means can be pressed against a corresponding raised site. 
     
     
         13 . Device according to  claim 1 , wherein the stop device includes a stop with a stop side, wherein the stop side in its extending direction has number of group of a consecutive raised site, a transition site, recessed site and another transition site, which run essentially according to the geometric course of the structured strip, and wherein a stop means configured as a punch is arranged in front of the recessed sites so that the stop is mounted to move in its running direction in order to position a raised site relative to the stop means and wherein the stop means is arranged movable so that the stop means can be pressed against the opposite raised site. 
     
     
         14 . Device according to  claim 1 , wherein air nozzles and/or outlet openings for a gaseous fluid are arranged along the feed channel, which are aligned so that they support feed of the structured strip into the feed channel. 
     
     
         15 . (canceled) 
     
     
         16 . Device according to,  claim 4 , wherein a control device controls at least the rotational speed of the embossing wheels as well as the heating device and/or the induction device so that the structured strip has a predetermined temperature in the feed and forming device. 
     
     
         17 . (canceled) 
     
     
         18 . (canceled) 
     
     
         19 . Method for production of a honeycomb structure from strip material, wherein the strip material is formed to a structured strip, wherein the structured strip is fed to a stop edge of a honeycomb structure, and wherein the structured strip is joined to the stop edge so that the structured strip becomes part of the honeycomb structure. 
     
     
         20 . (canceled) 
     
     
         21 . Method according to  claim 19 , wherein the strip material is formed with two intermeshing embossing wheels to a structured strip. 
     
     
         22 . Method according to  claim 21  wherein one or more of the strip material and the embossing wheels are heated. 
     
     
         23 . (canceled) 
     
     
         24 . Method according to  claim 15 , wherein the structured strip is formed by the embossing wheels so that the structured strip has arc-like deflections but no kinks. 
     
     
         25 . Method according to,  claim 15 , wherein sections are generated in the structured strip on which the embossing wheels exerted no or reduced pressure force. 
     
     
         26 . (canceled) 
     
     
         27 . Method according to  claim 15 , wherein the structured strip is fed synchronously to the rotational speed of the embossing wheels to the stop edge of the honeycomb structure. 
     
     
         28 . (canceled) 
     
     
         29 . Method according to  claim 21 , wherein the embossing wheels are operated continuously, wherein the structured strip is cut so that the structured strip fed by the embossing wheels after cutting is temporarily stored at least until the structured strip previously situated in the feed channel has been removed from the feed channel and that the subsequent partially stored structured strip is then introduced to the feed channel. 
     
     
         30 . Method according to  claim 14 , wherein the structured strip is conveyed with support of a gaseous fluid. 
     
     
         31 . (canceled) 
     
     
         32 . Honeycomb structure comprising a number of structured strips in which each strip has contact sections and in which opposite contact sections of two adjacent structured strips are mutually joined to form a thermoplastic or thermosetting joint and in which the structured strip has arc-like deflections but no kinks in the transitional area between the contact sections. 
     
     
         33 . Honeycomb structure according to  claim 32 , comprising a cavity extending channel-like. 
     
     
         34 . Lightweight wall comprising a honeycomb structure according to  claim 32 .