Engine water jacket drilling machine

The utility model discloses an engine water jacket drilling machine which comprises a rack, a supporting plate and a drilling mechanism. A frame; the supporting plate is fixedly arranged on the rack, a plurality of limiting holes are formed in the supporting plate, and the water jacket sand cores are suitable for being fixed to the limiting holes; the drilling mechanism comprises a driving source, a plurality of sliding plates movably arranged on the rack and drill bits arranged on the sliding plates, the drill bits penetrate through the limiting holes, and the driving source can drive the sliding plates to drive the drill bits to move so as to drill the water jacket sand core. According to the water jacket sand core drilling device, the problem that drilling is difficult due to the narrow working space in a water jacket sand core can be solved, the water jacket sand core can be conveniently drilled, and the working efficiency is improved. 本申请公开了一种发动机水套钻孔机，包括机架、支撑板和钻孔机构；机架；支撑板固设于机架上，支撑板上开设有多个限位孔，水套砂芯适于固定在限位孔上