| 摘要 |
A sheet post treatment apparatus implementing exact and reliable sheet alignment without the need for a separate driving source for the sheet aligning bar. The apparatus includes a rotation center shaft attached to a slot liner of a side plate; a wheel fixed into the rotation center shaft and formed with a spiral groove; an eccentric cam rotating attached to the rotation center shaft; an aligning rod and a rotation lever one end of the rotation lever being connected to the eccentric cam and the other end thereof being passed through said the plate, displaced to the extent of eccentricity level of the eccentric cam; and a restoration spring, one end thereof being fixed at the side plate and the other end thereof being hung up on one side of the rotation lever. Alternate embodiments include driving the rotation lever through a bevel arrangement, and providing a moving pin on the eccentric to drive the rotation lever.
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