Flexible assembling and positioning tool for rotary table bottom plate assembly

The invention discloses a rotary table bottom plate assembly flexible assembling and positioning tool which comprises a supporting platform (1), a transmission system (2), a universal positioning piece (3) and a special positioning piece (4), the transmission system (2) is installed on the supporting platform (1), the universal positioning piece (3) is arranged on the supporting platform (1) in a sliding mode, and the special positioning piece (4) is fixedly installed on the universal positioning piece (3); a rotary table bottom plate assembly to be installed is fixedly installed on the special positioning piece (4), and the transmission system (2) drives the universal positioning piece (3) to slide along the supporting platform (1). Positioning of positions of any size is achieved through servo positioning, the purpose of rapid positioning of the rotary table bottom plate assembly is achieved in combination with a modular positioning block, positioning grooves used for fixing the rotary table bottom plate as