A casting mould

Abstract

The utility model relates to the technology field of mould blank, concretely is a kind of casting mould blank, the utility model includes base, and base upper end surface is fixed with lower mould, and lower mould upper side is movably installed with upper mould, and the upper mould upper end surface and close to four corner positions are all inserted with guide column, and four guide column bottom ends are all fixedly connected with lower mould, and lower mould inside is provided with mould core, four guide columns are all provided with lubricating mechanism, and four guide column outer walls are all provided with spiral groove, and lubricating mechanism includes bearing bin, the utility model is through being provided with lubricating mechanism, realize when mould closing and mould opening, automatically smearing guide column outer wall with lubricating oil, need not artificial lubrication operation periodically, ensure the lubricity between guide column and upper mould, and by setting fixed plug and slot etc., it is convenient to replace mould core, compared with the mode for using bolt to fix mould core of prior art, when replacing, need to disassemble multiple parts, more time-saving and labor-saving.

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