Results 1 to 10 of about 200 (109)

Dynamic Yarn-Tension Detection Using Machine Vision Combined with a Tension Observer

open access: yesSensors, 2023
Machine vision can prevent additional stress on yarn caused by contact measurement, as well as the risk of hairiness and breakage. However, the speed of the machine vision system is limited by image processing, and the tension detection method based on ...
Yue Ji   +4 more
doaj   +3 more sources

Analysis of yarn tension forces in the weft knitting phase of circular knitting machines [PDF]

open access: yesTekstilna industrija, 2022
In the process of loop formation, the weft knitting phase has a dominant place, both from the aspect of forming the loop as well as determination its length and geometric shape. The loop length is the most important technological parameter in the knitted
Đorđević Miodrag, Stojanović Sandra
doaj   +1 more source

Analysis of the Twisting Tension in the Direct-Twisting Machine and the Fitting Model Based on the Experimental Data

open access: yesApplied Sciences, 2022
The tension of the balloon yarn in the direct-twisting machine affects the yarn breakage and balloon shape, which in turn affects the energy consumption and yarn productivity of the direct-twisting machine.
Shunqi Mei   +5 more
doaj   +1 more source

Sensitivity Optimization of Surface Acoustic Wave Yarn Tension Sensor Based on Elastic Beam Theory

open access: yesSensors, 2022
The measurement of yarn tension has a direct impact on the product quality and production efficiency in the textile manufacturing process, and the surface acoustic wave (SAW) yarn tension sensor is a good option for detecting the yarn tension.
Yong Ding, Lili Gao, Wenke Lu
doaj   +1 more source

Yarn Tension in Winding Mechanism.

open access: yesJournal of the Textile Machinery Society of Japan, 1966
Variations in stress in a yarn beam produced by the yarns wound on it were examined and recorded during winding. The yarns used were nylon filament and cotton yarn. The stress in the beam core in axial and circumferential directions was examined with wire strain-gauges attached inside the beam core.Data on the following subjects have been obtained from
Nakashima, T., Takagi, K., Aoyama, T.
  +8 more sources

Optimizing Yarn Tension in Textile Production with Tension–Position Cascade Control Method Using Kalman Filter

open access: yesSensors, 2023
The production of textiles has undergone a considerable transformation, progressing from its primitive origins in hand-weaving to the implementation of contemporary automated systems.
Ahmed Neaz   +4 more
doaj   +1 more source

Yarn tension control technique for improving polyester soft winding process

open access: yesScientific Reports, 2021
The textile industry has a great role in the improvement of any country’s economy. Moreover, the ready-made garments need different coloured high yarn quality, so yarn should be rewinded on plastic cones for dyeing.
Mohamed Ali, Rana Ahmed, Motaz Amer
doaj   +1 more source

The matching relation analysis of yarn pre-tension in weaving 3D bi-directional angle-interlock fabrics

open access: yesJournal of Industrial Textiles, 2022
Yarn pre-tension is an important technological parameter in the weaving process and significantly affects the geometry and properties of woven composites.
Yonghao Xu   +6 more
doaj   +1 more source

Multiple response optimization of sizing machine settings and sized yarn tensile properties using advanced method of experimental design

open access: yesJournal of Engineered Fibers and Fabrics, 2023
On a loom, the warp yarns experience exceptionally high mechanical stresses and strains, as well as significant abrasion from friction. As a result, significant yarn breakages cause loom stoppages and, hence, production and quality interruptions.
Andualem Genene Abay, Million Ayele
doaj   +1 more source

Yarn tension model and vibration analysis during unwinding of carbon fiber bobbins

open access: yesJournal of Industrial Textiles, 2023
A low-quality unwinding process of the unwinding machine can lead to downtime of the knitting machine and loss of fabric quality. To address this issue, we studied the tension and vibration of carbon fiber yarns during unwinding.
Yujing Zhang   +4 more
doaj   +1 more source

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