Precise mold convenient to install

The utility model discloses a precision mould convenient to install relates to precision mould technical field, including left mould body, right mould body, left mould body internal symmetry is provided with two rectangular cavity, the lateral inner wall of two rectangular cavity is both rotatingly equipped with rotating shaft. In the use process, firstly, the four clamping blocks are inserted into the four clamping grooves respectively, one rotating shaft is rotated, the two lead screws are driven to rotate synchronously under the action of the second transmission assembly, then the two rectangular plates are driven to move synchronously, the two corresponding pin blocks are driven to move oppositely under the action of the connecting assembly, and the clamping blocks are clamped and fixed; the left mold body and the right mold body are connected and limited, the rotating shaft drives the other side to achieve clamping and limiting under the action of the first transmission assembly while rotating, in this w