| 摘要 |
PURPOSE: A width-adjustable straightening device for shape steel is provided to improve work productivity since the width between rolls is adjusted according to the width of shape steel during a straightening work for shape steel. CONSTITUTION: A width-adjustable straightening device for shape steel comprises a fixed roll(200), a moveable roll(300), a width controlling unit, a feeding screw member(510), and a rotating unit. The fixed roll is integrated with a roll shaft(100). The moveable roll is installed on the other side part of the roll shaft. The moveable roll slides along the outer surface of the roll shaft. The width controlling unit is formed in a sliding hole(110) on the outer surface of the roll shaft. The feeding screw member is screwed with the center of the moveable roll and is coupled with the roll shaft to be rotatable. The feeding screw member slides the moveable roll. The rotating unit rotates the feeding screw member. The rotating unit comprises a fitting portion(515) and a handle member(520).
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