| 摘要 |
PROBLEM TO BE SOLVED: To provide a draft machine and a spinning unit which can suppress degradation of physical property of yarn.SOLUTION: A draft machine drafting a fiber bundle has several roller pairs consisting of a top roller and a bottom roller arranged facing to the top roller, and comprises: a draft roller that the several roller pairs are arranged to a direction to send the fiber bundle; a base supporting the draft roller; and a resonance prevention structure preventing resonance of the base caused by the rotation of the draft roller.SELECTED DRAWING: Figure 3 |
