| 摘要 |
<p>A ball (2) sorting machine (1) is provided with a supporting plane (17) on which a flow of balls advances, in use, in a longitudinal advancement direction (A); the supporting plane has, along said longitudinal direction of advancement (A), a sequence of openings (29), which let the balls (2) fall, extend transversally and for the entire length of the supporting plane (17) and have a calibrated width for sorting the diameter of the balls to let fall; such calibrated width increases from one opening to the next, while the machine (1) is provided with movable members (47) to make the larger diameter balls, which have stopped between the lips (30) of the openings (29), advance in the longitudinal direction of advancement (A).</p> |
