指出目前梳毛机的开毛辊速度过快,是造成纤维在预梳部分过份损伤的主要原因。
The speed of the opener is too high and it is the main reason of the fiber breakage in the forepart of the present card.
本文提出逐级开松的原则,即采用多个开毛辊而降低每个开毛辊速度的预梳工艺。
Tuft should be opened gradually. The proper arrangement of the forepart ought be multi-opener with lower speed.
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