THERMOPLASTIC CASTING MOULD Russian patent published in 1997 - IPC

FIELD: practice of fabrication of articles from thermoplastic by die casting, in particular, casting of articles with deep channels. SUBSTANCE: mould has fixed plate 1, cavity-retainer plate 3 with moulding mark 6, body 4 accommodating holder 5 with a mark for longitudinal movement in the cavity. The mould is furnished with guide rollers 8, wire rope and spring-loaded tie-rod 10 with a washer intended to restrain the tie-rod movement. Body 4 is rigidly secured on the exterior surface of the cavity-retainer plate. Mark 6 is installed perpendicularly to the mould axis; guide rollers 8 are placed in the body, and the mark holder is furnished with a spring and coupled to the tie-rod through the guide rollers and wire rope. EFFECT: improved design. 3 dwg