A pipe, butt weld type parts column polisher

The present invention relates to a tube, a column-type parts butt weld polishing machine, comprising a frame, buffing mechanism, rotational movement mechanism parts holding the suspended self aligning polishing mechanism mounted on the chassis suspended, the suspension self-aligning mechanism comprising two structures identical polishing hanger assemblies, each upper end portion of the hanger assembly are hingedly mounted on the frame, each hanger suspension assembly includes a plate, the active belt wheel , a driven belt gear, a motor and a drive belt, a driven wheel mounted on the belt tensioner plate tensioner plate detachably fixed to the lower end of the hanging board; is provided between the two telescoping hanger assembly type holding member and the turn-stop mechanism at both ends of the telescoping clamp member are hinged on the suspension plate; said upper frame assembly is provided with two suspension limits the maximum open two wheels driven belt the swing angle limiting mechanism; structure of the present invention is simple, small, easy to install, high precision grinding, into life, and low maintenance costs.