Device and method for catching and stretching weft threads

Device for catching and stretching a weft thread (3) inserted into a shed of a weaving machine, comprising a weft thread stretching device (28), a guiding device (25), and a weft thread holding device(27) comprising a first suction nozzle (11) that is arranged stationary on the weaving machine in an...

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1. Verfasser: GHESQUIERE MARNIX
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:Device for catching and stretching a weft thread (3) inserted into a shed of a weaving machine, comprising a weft thread stretching device (28), a guiding device (25), and a weft thread holding device(27) comprising a first suction nozzle (11) that is arranged stationary on the weaving machine in an extension of an insertion path, which first suction nozzle (11) has an opening (23) directed towards a fabric edge (14) of the fabric (2) and is adapted to generate a suction stream in parallel to the beat-up line (10), so that after the weft thread (3) has been beaten-up a free end of the weft thread (3) held in the first suction nozzle (11) extends at least essentially in parallel to the beat-up line (10). A weaving machine with such a device (1), and a method for catching and stretching weftthreads (3). 用于捕捉和拉伸被插入织机梭口中的纬线(3)的装置,该装置包括纬线拉伸装置(28)、引导装置(25)和纬线保持装置(27),该纬线保持装置包括第吸嘴(11),其在插入路径的延伸部中固定地布置在织机上,该第吸嘴(11)具有指向织物(2)的织物边缘(14)的开口(23)并且适于产生平行于打纬线(10)的抽吸流,使得在纬线(3)已被打纬之后,所述纬线(3)的保持在第吸嘴(11)中的自由端至少基本平行于打纬线(10)延伸。种具有