| 摘要 |
<p>A device comprising a flat frame (1) arranged to reciprocate vertically and parallel to the travel strokes of two overlying carriages, namely the screen support carriage (54) and ink knife support carriage (51) respectively, and on the free end of which there is disposed a mandrel (8, 14) provided for longitudinally gripping the objects to be printed (55), its spindle (7) being provided at its rear with a toothed element (44) which is rotatably mounted by means of its own pivot on the ink knife support carriage.
<??>The pitch circle diameter of the toothed element coincides with the diameter of the receiving cylindrical surface of the objects to be printed, and said toothed element is in constant engagement with a further toothed member (52) with which the screen support carriage (54) is lowerly provided.
<??>The device according to the invention is suitable for silkscreen printing machines in general, especially for printing cylindrical objects having an elliptical cross-section. </p> |
