Ball -type is dabber anchor clamps for axle bush

The utility model provides a ball -type is dabber anchor clamps for axle bush, the rolling stopper apparatus comprises a mandrel, the spring expands, packing ring and set screw, the front end of dabber includes linkage segment I and taper joint section II, the spring that expands is light -case cylinder structure, be equipped with the taper hole with II matchings of taper joint section on the internal surface of bloated spring, the surface of spring and the inner wall contact of spherical axle bush of expanding cooperates, be provided with the multiunit open slot along its circumference direction on the surface of bloated spring, the preceding terminal surface middle part of linkage segment I is equipped with the screw hole along its axial direction, retaining washer can be compressed tightly behind the set screw screw in screw hole and the spring is expanded, axial positioning is realized along the male cone (strobilus masculinus) removal of taper joint section II and then the tight spherical axle bush that