Carrier plate bearing mechanism

The utility model aims to provide the carrying disc bearing mechanism which is compact in structure, capable of automatically changing models and compatible with carrying discs of different specifications and sizes. The device comprises a bottom plate, the length of the bottom plate is used as the transverse direction, the width of the bottom plate is used as the longitudinal direction, a positioning plate is arranged above the bottom plate, a transverse adjusting module and a longitudinal adjusting module are arranged between the bottom plate and the positioning plate, the positioning plate is provided with a plurality of through grooves, and the through grooves are communicated with the positioning plate. A plurality of carrying discs are arranged on the upper surface of the positioning plate, a plurality of groups of first positioning blocks are arranged at the action end of the transverse adjusting module, a plurality of groups of second positioning blocks are arranged at the action end of the longitudina