PAPER TUBE TYPE CONIC SPINDLE SUPPORTED BY ROLLING BEARING

The utility model relates to a paper tube type conical spindle supported by rolling bearings. The utility model comprises a spindle housing, a spindle rod, rolling bearings and a retaining screw; the rolling bearings are respectively installed at both ends of the spindle rod, and the retaining screw is arranged at the front end of the spindle rod. The inner wall of the spindle housing is manufactured into the conic shape at the inner side position of the bearings; an oil cap is positioned on the outer side of the bearings, and the inner rings of the bearings are pressed by bearing caps; The spindle rod between the retaining screw and the outer side of the front bearing cap is sheathed with an elastic gasket. The utility model has the advantages that the grease once added can be continuously used for one or two years, that the grease does not flow out of the spindle so that the yarn is contaminated, that the axial slide between the spindle rod and the spindle housing, and that the broken drum yarn climbing the head is prevented.