... machine5) 45/60 degreeHydraulic overturning machine6) Steel convoyer machine, H I T beam moving 7) 180 degree ... driving travel gear, console system, pneumaticcolumn elevating mechanism, cable pneumatic column level travel mechanism,arc guide mechanism, welding ... arcwelding system, electric operating system etc. Loop wheel machine is driven byfrequency conversion motor drive system, and consequently ...