Multi-mode sheet metal punching integrated equipment

The invention relates to the technical field of sheet metal machining, in particular to multi-mode sheet metal punching integrated equipment which comprises a rack arranged on one side of a platform, a double-shaft sliding clamping part arranged on one side of the top face of the platform and used for clamping a sheet to move, and a rotary supporting part comprises a round cover rotationally arranged in the middle of the top face of the platform in a sleeving mode and a power piece. First springs and supporting columns are arranged in inner cavities of a plurality of vertical holes formed in the positions, close to the outer edge, of the round cover in the circumferential direction correspondingly, the stamping assembly comprises a rotatable column body and stamping units which are movably arranged on the column body in a sleeving mode in the vertical direction and correspond to the vertical holes in a one-to-one mode, and a stamping head and a grinding piece are sequentially arranged at the bottom end of eac