| 摘要 |
<p>A pelleter comprising an annular extrusion die which is bearing-mounted on a stationary shaft and adapted to be driven, and press rollers which are arranged within said extrusion die, mounted in bearing journals and adapted to be driven by said extrusion die, the axes of the press rollers being eccentric relatively to the bearing journals and each bearing journal of a press roller comprising a clamping disc for clamping the bearing journal in a given desired position, there being provided an adjustment apparatus for adjusting the position of the press roller relative to the extrusion die, said pelleter comprising a measuring apparatus (6, 7) for determining the position of the eccentric bearing journal (4) relative to the position of the press roller (3), which measuring apparatus (6, 7) comprises a series of projections (20) provided on the circumference of the clamping disc (6) and an electromagnetic transducer (7) arranged in the stationary shaft (2) opposite said projections (20).</p> |
