Die for injection compression molding

The utility model relates to a die for injection compression molding. The die comprises a first semi-die, a second semi-die, a frame and a locking system, wherein the first semi-die and the second semi-die are used for commonly limiting a die cavity, the frame moves around the first semi-die, the first semi-die is movable, the second semi-die is fixed, and the frame can move between the die cavity closing position and the die cavity opening position; the die cavity is closed in a sealing mode when the frame is on the die cavity closing position; the locking system can move between the frame locking position and the frame unlocking position; when being on the frame locking position, the locking system enables the frame to be locked on the die cavity closing position; and when being on the frame unlocking position, the locking system unlocks the frame to enable the frame to move to the die cavity opening position.