| 摘要 |
<p>PURPOSE: To shorten the set time of working carriages by once returning the plural working carriages to parking positions after bending program processing, and then moving these carriages to home positions with a fresh bending program. CONSTITUTION: The working carriages S1 to S6 are arranged in the positions shown by working shafts A1 to A6 at the time of processing of the bending program to one lot size. After the completion of the lot size, the respective working carriages S1 to S6 are moved into the parking positions P1 to P6 by transport devices T1 to T3 . The working carriages S1 to S6 are then moved to the fresh positions from their parking positions P1 to P6 by the transport devices T1 to T3 before the fresh one lot size is started by another bending program.</p> |
