Irradiation device for fiber composite material

Abstract

A device is provided having a holder region including a first holder for a first thread and at least one further holder for at least one further thread, at least one contact area for contacting the first thread and the at least one further thread. At least one radiation source is provided between the holder region and the contact area.

1 .- 19 . (canceled) 
     
     
         20 . An irradiation device comprising:
 a holder region ( 40 ) comprising a first holder ( 30 ,  30 ′) for holding a first thread ( 35 ) and at least one further holder for holding at least one further thread ( 45 ),   at least one contact area ( 60 ) for contacting the first thread and the at least one further thread, and   at least one radiation source ( 20 ) located between the holder region and the contact area for irradiating at least one of the first thread and the at least one further thread.   
     
     
         21 . The irradiation device according to  claim 20 , wherein at least one of the at least one radiation source comprises an infrared emitter. 
     
     
         22 . The irradiation device according to  claim 20 , wherein at least one of the at least one radiation source has an output in a range of 1 to 100 W/cm. 
     
     
         23 . The irradiation device according to  claim 20 , wherein at least one of the at least one radiation source has a ring-shaped design. 
     
     
         24 . The irradiation device according to  claim 23 , further comprising a thread line ( 38 ) extending through the first thread between the holder region and the contact area, the thread line lying within a ring ( 25 ) formed by the ring-shaped radiation source. 
     
     
         25 . The irradiation device according to  claim 20 , wherein the holder region is movable relative to the contact area. 
     
     
         26 . The irradiation device according to  claim 20 , further comprising at least one reflector ( 80 ,  90 ) located between the holder region and the contact area. 
     
     
         27 . The irradiation device according to  claim 20 , further comprising a thread pulling device ( 170 ) associated with and/or following the contact area. 
     
     
         28 . The irradiation device according to  claim 20 , further comprising a forming tool ( 120 ) in the contact area. 
     
     
         29 . The irradiation device according to  claim 20 , wherein at least one of the first thread or the further thread is arranged between the holder region and the contact area relative to the at least one radiation source, such that an irradiated part of the at least one of the first thread or the further thread can be heated from a first temperature T 1  to a second temperature T 2 . 
     
     
         30 . A method for producing a composite, the method comprising the following steps:
 (a) preparing a first thread and at least one further thread each at a temperature T 1 ;   (b) irradiating at least one part of the first thread and of the at least one further thread; and   (c) contacting the first thread and the at least one further thread, wherein at least one of the threads has a contact temperature T 2  above T 1 , and wherein a tensile force acts on at least one of the threads during the contacting.   
     
     
         31 . The method according to  claim 30 , wherein at least the first thread contains at least one of carbon and glass. 
     
     
         32 . The method according to  claim 30 , wherein the irradiating step is performed by infrared irradiation. 
     
     
         33 . The method according to  claim 30 , wherein the irradiating step is performed at an output in a range of 1 to 100 W/cm. 
     
     
         34 . The method according to  claim 30 , wherein the contacting step is performed in the presence of a polymer. 
     
     
         35 . The method according to  claim 30 , wherein after the contacting step, a composite precursor is obtained, and wherein the composite precursor is brought to a temperature T 3  above the temperature T 2 . 
     
     
         36 . A method for producing a composite according to  claim 30 , the method using an irradiation device comprising:
 a holder region ( 40 ) comprising a first holder ( 30 ,  30 ′) for holding the first thread ( 35 ) and at least one further holder for holding the at least one further thread ( 45 ),   at least one contact area ( 60 ) for contacting the first thread and the at least one further thread, and   at least one radiation source ( 20 ) located between the holder region and the contact area for irradiating at least one of the first thread and the at least one further thread.   
     
     
         37 . A composite produced according to the method of  claim 30 . 
     
     
         38 . A product comprising a composite according to  claim 37  and another component different from the composite.