Power-assisted carrying mechanical arm

The utility model discloses a power-assisted carrying mechanical arm which comprises a stand column, a first brake disc and a first installation shaft are arranged on the stand column, and a first brake caliper is arranged on the first installation shaft. The swing arm is arranged at the top of the first mounting shaft, a gas spring is hinged between the swing arm and the first mounting shaft, and the swing arm is provided with a second mounting shaft and a second brake disc; the rotating arm is arranged at the lower end part of the second mounting shaft, a second brake caliper and a third mounting shaft are arranged on the rotating arm, and a third brake disc is further arranged on the rotating arm; the clamp module comprises a mounting frame, a clamping jaw, a control component and a driving component; the control component is in electric control connection with the first brake caliper, the second brake caliper, the third brake caliper, the clamping jaw and the driving component. And the mounting frame is a