A device for joining together, the stiffener of the strips, in particular of the materials used in the cigarette industry

摘要

P changer device of the coil in order to be joined together end to end of the ends of strips in order to produce a strip or ribbon continuously from a succession of coils, which comprises: a storage system 10 for a certain number of windings 11, a station for unwinding 13 for receiving the successive coils from the storage means 21 for driving in rotation in the opposite each new reel arriving at the station for unwinding and a suction head 24, mounted in the vicinity of the coil, in order to exert a traction on the leading end of the strip in order to move it away from the coil when it approaches the head 24, and means 31 acting in response to the displacement of the leading end of the strip, in order to stop the driving in the opposite direction of the coil and for controlling the start of the operation of joining the ends of the strip. / p