Opening-closing lifting mechanism

The invention discloses an opening-closing lifting mechanism, in order to achieve the above purposes. The invention further provides a following technical solution, specifically, the opening-closing lifting mechanism comprises a lifting mechanism and a containing frame, wherein the lifting mechanism is provided with first power pieces; output ends of the first power pieces are fixedly connected tothe containing frame, the containing frame is provided with two clamping assemblies clamping with each other, shaft bodies are pivoted to the upper portions of the two clamping assemblies correspondingly, second power pieces are pivoted to the top ends of the clamping assemblies, and the two clamping assemblies are driven to clamp with each other with the shaft bodies as rotation axes through thepreset strokes of output of the second power pieces. According to the opening-closing lifting mechanism, by adopting the first power pieces to be connected with the containing frame, the clamping assemblies assembled on the c