| 摘要 |
<p>PURPOSE:To perform stabilized control even in case of adhesion of dirt, etc., to a filter provided at the end of a second stage extruding machine. CONSTITUTION:Relating to a control method of a tandem type extruding machine which consists of a first stage extruding machine 2 and a second stage extruding machine 4 that are directly connected, a pressure P2 of molten resin at the end of a screw 7 of the second stage extruding machine 4 and a pressure P1 of molten resin at the intermediate portion of the screw are detected, and the speed of the screw of the second stage extruding machine is adjusted based on both pressures, especially the ratio between these pressures.</p> |
