Method for monitoring the quality of a running thread

摘要

The method for monitoring the quality of a running thread in a machine for the production and/or processing of the thread by a measurement of the thread pull of the running thread in a measuring zone and the evaluation of the thread-pull signal, the thread being conveyed into the measuring zone at a specific delivery speed and being drawn off from it at a specific draw-off speed, the thread being temporarily heated to a specific predetermined temperature before or in the measuring zone.