Valve cavity drilling equipment

The utility model discloses a valve cavity drilling device which comprises a working table, a first electric sliding table is installed on the upper surface of the working table, a second electric sliding table is installed at the output end of the first electric sliding table, an installation base is installed on the second electric sliding table, and a spindle box is assembled on the installation base. Two lifting units are installed on the two sides of the upper surface of the workbench, and a clamping unit is installed between the two lifting units. According to the utility model, the valve is synchronously clamped and fixed in multiple directions on the circular truncated cone, valves with different sizes can be quickly positioned, the subsequent drilling is facilitated, the drilling depth of the valve can be controlled under the cooperation of the lifting unit, the time and labor are saved, the operation is convenient, and the working efficiency is improved. Meanwhile, the mode that the clamping unit is