... the connecting flange connection, rely on the uprights up and down. There are T-slot on the slide and ... 3.7.1. The main circuit Three-phase 50HZ AC power, through the automatic air switch on and breaking ... run into the limit switch SQ2, Slide slow down→The upper die contacts with the lower die, ... into the limit switch SQ2, Slide slow down, the ejection floating down→The upper die contacts with the lower ...