| 摘要 |
<p>PURPOSE: To improve durability of a thread opening machine by improving strength of thread opening needles. CONSTITUTION: This thread opening machine is equipped with feed rolls 2 at an inlet opening of a casing 1 and a thread opening drum 4 provided with thread opening needles 3 at the outer periphery. The thread opening needles 3 furnished with projected pieces 31 and thread opening blades 32 at fixed intervals continuously in two lines at both sides of a belt plate 30 are spirally wound on the outer periphery of a drum.</p> |
