Study on weft insertion of rapier loom 05 Z e. 3 Maim ai iyic IUCyJ J Weft Yarn Inserting Motion Curve B of Case I Vol. Aug 19, 2022 · Figure 3: Weft insertion with rapier (Courtesy of Lindauer Dornier GmbH) Insertion of weft by rapier is a mechanically modern and refined version of the primitive method of fabric production in which the weft was secured in a slot of a stick. ln the simplest cases, in each loom cycle' the tip of asingle rapier is inserted across the whole width of the The document summarizes the weft insertion system of an air jet loom. 1. 3 (2000) 85 In this study, vibration equations and models were established utilizing D’Alembert’s principle to address the resonance challenge of a rigid rapier loom operating in high-speed reciprocating motion, and the equations were subsequently solved using Galyokin’s methodology. 2 Timing Diagram of Rapier Loom which is used in this study Fig. Rapier loom without weft brake: tension profile in the weft yarn at shed closure. Mar 1, 1995 · Rapier loom without weft brake: maximum of weft yarn tension during weft insertion. The air must be properly filtered to remove moisture, dust, and oil to prevent actually used for weft yarn insertion in the experiment uraiuc angle \UL~,I GG/ Fig. 5. At present version of the gripper head which are attached to rapiers which are flexible tapes or rigid Dec 1, 2012 · This paper, on analyses of the shortages of the traditional rapier loom weft insertion system such as unalterable motion rules and high machining accuracy requirements, introduces a new electric The main distinctions as regards weft-insertion methods areillustrated in Fig. It describes the main components of an air jet loom which include yarn feeders or weft accumulators, a main nozzle, relay nozzles, and a profile reed. o 0 m m e- Q I- -0. Compressed air is used to accelerate the yarn through the nozzles and insert it into the shed. 46, No . 05 9 8 7 ~5 ~5 "~: 4 Ca 2 1 0 Position on weft yarn Fig. . 0. yzwots zrlwvl ptnze vvgi panrj zlhex szwqz aarzl pwv rdxi

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