| 摘要 |
A non-step apparatus for adjusting the height of a set of paper pressing wheels disposed on at least one side of a large-scale UV ink-jet printer, comprising a turnable handle and a driving device, wherein one end of the driving device is connected with a pressing bar which can control the movement of the set of paper pressing wheels, and the other end is connected with the turnable handle so that the height of the set of paper pressing wheels can be adjusted via the movement of the pressing bar moved by rotating the turnable handle.
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