Food fresh-keeping sealing equipment

The food fresh-keeping sealing equipment comprises a table body and a fresh-keeping bag body, the fresh-keeping bag body is arranged at the top of the table body, the right side of the table body is fixedly connected with a shell, the left side of the shell is provided with an opening, and a lead screw is arranged at the position, close to the right side, in the shell; the top end and the bottom end of the lead screw are movably connected with the top and the bottom of an inner cavity of the shell through bearings, a servo motor is installed on the top of the shell, the top end of the lead screw penetrates through inner rings of the bearings to be fixedly connected with an output shaft of the servo motor, the lead screw is sleeved with a nut, and the right side of the nut is slidably connected with the inner wall of the right side of the shell. According to the technical scheme, effective position limiting can be carried out on the freshness protection bag bodies, so that the purpose of accurate positioning i