The utility model discloses a kind of MGP moulds of quick replacement mould core, it is related to MGP mould field, including mould frame, the bottom of the inner chamber of mould frame is inserted with mould core, the both sides symmetrical installation of mould frame inner chamber has auxiliary positioning
assembly, the top and bottom symmetrical movable joint of auxiliary positioning
assembly inner chamber has reinforcing block, the top symmetrical rotating joint of the both sides of mould frame inner chamber has connecting shaft, the median of connecting shaft outer wall is equipped with contact
assembly, the top of contact assembly is attached with positioning assembly.The utility model said a kind of MGP mould of quick replacement mould core, it is composed by mould frame and mould core, it is for pull mode, so that mould core can be quickly replaced, when moulding, mould core has any damage, mould core can be taken out in first time and replaced, so it will not affect the efficiency of moulding, so it can play a significant role when moulding generation, can effectively improve production efficiency, simultaneously can also save mould maintenance time and cost.