Silicon carbide rod clamping device and using method thereof

The invention belongs to the technical field of clamping devices, and particularly relates to a silicon carbide rod clamping device and a using method thereof. The silicon carbide rod clamping device comprises clamping arms, second electromagnetic coils, a second power supply, a supporting seat, an elastic part, clamping seats, and movable clamping parts, wherein the clamping arms comprise a left clamping arm and a right clamping arm which are symmetrically arranged; clamping grooves are formed in the inner side faces of the lower ends of the left clamping arm and the right clamping arm correspondingly; the second electromagnetic coils are mounted on the clamping grooves; the second power supply is electrically connected with the second electromagnetic coils; the supporting seat is located in the middle of the two clamping grooves; the elastic part is connected onto the supporting seat and can independently apply elastic force in the upper direction, the lower direction, the left direction and the right direc