Patent ID: 8297963

Claim:
A mould apparatus with replaceable mould plates being provided for positioning a first mould plate and a second mould plate, the mould apparatus comprising: a first mould base being parallel to a datum plane and provided with plural limiting pins extending in a direction vertical to the datum plane; a second mould base being formed with plural through holes in alignment with the plural limiting pins of the first mould base, the limiting pins of the first mould base being inserted in the through holes of the second mould base, between the first mould base and the second mould base being formed a mould plate accommodation space, the first and the second mould bases being parallel to each other as well as the datum plane; and plural positioning units each including a pressing element, and a threaded element, each of the pressing elements including a positioning portion at one end thereof, the positioning portion of the pressing element being formed with an oblique surface, the pressing elements of the respective positioning units being disposed at opposed sides of the respective mould plates, the threaded elements being connected to the respective mould bases after penetrating the respective pressing elements, the positioning portions of the respective pressing elements extending into the mould plate accommodation space; each of the mould plates being formed with a guide groove in each of two opposite sides thereof, the guide grooves in both sides of the respective mould plates each being formed with an oblique surface for cooperating with the oblique surface of the respective pressing elements, the two mould plates being overlaid one upon the other within the mould plate accommodation space, the positioning portions of the respective pressing elements being accommodated in the respective guide grooves of the respective mould plates and obliquely abutted against the respective mould plates with respect to the datum plane.