Mechanical apparatus for quickly testing uplift bearing capacity of foundation pile by using dynamics method

The invention discloses a mechanical apparatus for quickly testing uplift bearing capacity of a foundation pile by using a dynamics method. The mechanical apparatus comprises a hammering apparatus, apower conversion frame, a counter force bearing bracket, a counter force bearing frame, and a pile connector; a steel wire rope connection structure is provided at the upper end of the pile connector;the counter force bearing bracket is mounted above the pile connector through the counter force bearing frame; multiple upward mounting feet are provided on the counter force bearing bracket; a pulley is respectively mounted at the upper end of each mounting foot; the power conversion frame is positioned above the counter force bearing bracket; multiple support feet are provided on the power conversion frame; the support feet are positioned on the outer side or the inner side of the periphery where the pulleys are positioned; corresponding to each support foot, a steel wire rope is provided;the steel wire ropes bypass