Bearing oil seal drawing structure
A bearing oil seal, U-shaped groove technology, applied in the direction of hand-held tools, manufacturing tools, etc., can solve the problems of low oil seal efficiency and large workload, and achieve the effect of improving work efficiency, improving applicability, and facilitating manual use.
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[0021] Such as Figure 1 to Figure 3 As shown, this embodiment includes a support base 1 with a U-shaped groove at the bottom, a through hole 10 and an abdication hole 9 communicating with each other are opened at the upper end of the support base 1, and the extraction rod 4 passes through the through hole 10 and is placed in a U-shaped In the groove, a hollow adjustment cylinder 3 is set in the middle of the extraction rod 4, the adjustment cylinder 3 is in contact with the inner wall of the through hole 10, and an external thread 8 is also provided on the outer wall of the extraction rod 4, and the The external thread 8 is threadedly matched with the upper part of the inner wall of the adjustment cylinder 3, and the end of the extraction rod 4 is equipped with a snap-in disc 5, and the outer diameter of the snap-in disc 5 is larger than the outer diameter of the extraction rod 4; it also includes a screw nut 2, The screw nut 2 is threadedly matched with the adjustment cylind...
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