A nylon bearing and polished rod righting device for setting upright or straight polished rod

The utility model discloses a nylon bearing and polished rod righting device for setting upright or straight polished rod, nylon axle contracting draws together body (1), arc wall (2), recess (3), through -hole (4), body (1) is the cylinder in in -band hole, arc wall (2) set up on a terminal surface of cylinder for with the polished rod major diameter fit, evenly set up a plurality of recesses (3)on the inner wall of body (1), the central point of every recess (3) puts and is provided with through -hole (4) of accessing to body (1) outer wall. The nylon bearing not only can play the effect ofrightting, reduce the wearing and tearing of holding up positive axial to honour the polished rod, can also compromise the lubrication action of polished rod, the life of extension polished rod and packing. 本实用新型公开了种用于扶正光杆的尼龙轴承及光杆扶正装置，所述尼龙轴承包括本体(1)、弧形槽(2)、凹槽(3)、通孔(4)，所述本体(1)为带内孔的圆柱体，所述弧形槽(2)设置在圆柱体的个端面上，用于与光杆外径配合，所述本体(1)的内壁上均匀设置多个凹槽(3)，每个凹槽(3)的中心位置设置有通向本体(1)外壁的通孔(4)。本实用新型所述的尼龙轴承不仅可以起到扶正的作用，减少扶正轴承对光杆的磨损，还可以兼顾光杆的润滑作用，延长光杆和盘根