METHOD OF DISMANTLING SUPPORT SLEEVES OF MACHINE AXES FROM BLIND HOLES Russian patent published in 2020 - IPC B23P19/27 B25B27/67 

Abstract RU 2727408 C2

FIELD: technology of parts disassembly.

SUBSTANCE: invention can be used, for example, during pressing bushings of machine axles from blind holes. Method of dismantling includes filling inner cavity of support bushing with liquid, arrangement in this cavity of plunger, made with a polished surface to provide a hermetic sliding fit relative to the inner surface of the support bushing, and creation in the liquid of pulse dynamic pressure by means of the impact load, which is actuated by plunger, with transmission of axial buoyant force to end faces of thrust bushing from bottom of blind hole.

EFFECT: use of invention makes it possible to considerably reduce labor intensity of dismantling operations and to simplify technical means for such operations.

1 cl, 1 dwg

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RU 2 727 408 C2

Authors

Belov Gennadij Petrovich

Mikhajlov Nikolaj Aleksandrovich

Tseshkovskij Aleksej Igorevich

Dates

2020-07-21Published

2018-04-09Filed