Core box mold of loam core

The utility model provides a core box mould of a loam core, which belongs to the technical field of casting and comprises a mould main body, a mould core is arranged in the mould main body, a forming mould cavity is arranged on the mould core, and first connecting holes are arranged at all corners of the mould main body; the mold cover plate comprises a cover plate support and a cover plate body connected with the cover plate support, second connecting holes are formed in all corners of the cover plate support, and the cover plate support extends outwards along the side, away from the cover plate body, of the cover plate support to form a cover plate support. According to the core box mold of the loam core, the cover plate support is arranged on the cover plate support, disassembly between the mold body and the mold cover plate is facilitated, in addition, the mold body and the cover plate support are both metal components, the abrasion resistance of the mold body and the cover plate support is improved, and