Casting machine convenient to maintain

The utility model relates to the technical field of cooling devices, in particular to a casting machine convenient to maintain, which comprises a cooling table, a supporting frame is arranged at the top end of the cooling table, a hydraulic cylinder is arranged at the top end of the supporting frame, a telescopic part of the hydraulic cylinder penetrates through the top wall of the supporting frame, and the bottom end of the telescopic part of the hydraulic cylinder is detachably connected with an upper die-casting block. Connecting plates are symmetrically arranged on the two side walls of the upper die-casting block and slidably connected between the inner walls of the two sides of the supporting frame, a lower die-casting block is detachably connected to the top end of the cooling table through a base and located under the upper die-casting block, and a fixing base is fixedly connected to one side of the top end of the cooling table and rotationally connected with an L-shaped connecting pipe. A water outle