| 摘要 |
PURPOSE: A dual pipe manufacturing device for securing working efficiency by automatically inserting an inner pipe to an outer pipe is provided to manufacture the double pipe of desired length by making a transferring motor stop when front ends of inner and outer pipes contacts to a limit switch. CONSTITUTION: A dual pipe manufacturing device for securing working efficiency comprises pipe supplying unit(10), a holder(20), and a cutter unit(30). The first and second transferring units of the pipe supplying unit deliver an inner tube(1) and an outer tube to the front along a longitudinal direction. The inner tube and outer tube slide into the holder. |
