Steel tube cutting device for swivel chair

The utility model discloses a steel tube cutting device for swivel chair, which comprises an outer shell, the first motor of the axis fixedly connected with of department of shell inner wall bottom, the output fixedly connected with pinion of first motor, the both sides of pinion all are provided with the gear wheel, gear wheel and little gear engagement, the inner wall fixedly connected with spliced pole of gear wheel, the bottom fixedly connected with bearing of spliced pole, the bottom of bearing and the bottom fixed connection of shell inner wall. The utility model discloses an unable self-holding of current cutting device has been solved in the cooperation use that sets up shell, first motor, pinion, gear wheel, spliced pole, bearing, carousel, traveller, slide, fluting, sliding sleeve, slide bar, workstation, connecting plate, splint, first cylinder, second cylinder, motor case, second motor and cut cutting piece, needs artifical clamp tight to increase worker's human labor power, wasted the problem of