Electric welding clamp capable of being bent and extended for clamping

The invention discloses an electric welding clamp capable of being bent and extended for clamping. The electric welding clamp comprises a bottom clamping block, a top clamping block is arranged at thetop of the bottom clamping block, and the top clamping block is rotationally connected with the bottom clamping block through a rotating shaft at the bottom center. One end of the bottom clamping block is fixedly connected with a first grip. A bending spring is arranged at one end of the top, close to the first grip, of the bottom clamping block. A second grip is horizontally arranged at the end,away from the bottom clamping block, of the first grip. The second grip is connected with the first grip through a connecting ring. A plurality of fixed blocks are arranged at the joint between the bottom of the top clamping block and the bottom clamping block, the top of each fixed block is fixedly connected with a telescopic rod, and the telescopic rods are fixedly connected with the top clamping block. The electric wel