Precision casting part correction machining tool

The utility model relates to the field of positioning tools, and discloses a precision casting part correction machining tool which comprises a base table and a fixing base, a limiting protrusion matched with the bottom of a precision casting part is arranged on the base table, a rear ejector rod in threaded connection with the base table is arranged on one side of the limiting protrusion, and a front ejector rod in threaded connection with the base table is arranged on the other side of the limiting protrusion. Guide rods are fixedly connected to the left end and the right end of the base table, clamping blocks are slidably connected to the guide rods, clamping grooves are formed in the ends, close to the limiting protrusions, of the lower sides of the clamping blocks, and the two clamping blocks are provided with height adjusting mechanisms in a matched mode. The precision casting part correction machining tool can limit and fix the front, back, left, right, up and down of the precision casting part, can pr