Auxiliary installation device for lightning arrester at tip part of wind power blade

The invention discloses an auxiliary installation device for a lightning arrester at the tip part of a wind power blade. The device comprises an iron slide way, an iron bracket capable of moving left and right along the iron slide way is arranged on the iron slide way, an electromagnet and an iron guide rail which are fixedly connected are arranged on the upper part of the iron bracket, an iron support capable of moving forwards and backwards along the iron guide rail is arranged on the upper part of the iron guide rail, a lifting mechanism is fixedly connected to the upper part of the iron support, a numerical control module capable of moving up and down along with the lifting mechanism and connected with a drill bit is arranged on the lifting mechanism, and a driving motor is arranged inside the numerical control module to control the rotation of the drill bit; the lower part of the iron slide way is symmetrically provided with an adjustable frame which can be matched with a die to enable the device to keep