Blanking machine

The utility model belongs to the technical field of blanking machines, and discloses a blanking machine which comprises a rack, the rack is sequentially provided with a first straightening mechanism, a second straightening mechanism, a pipe feeding mechanism, a metering mechanism, a first clamping mechanism, a polishing and cutting mechanism, a second clamping mechanism and a blanking mechanism, and the pipe feeding mechanism comprises a pipe feeding base. Two driving wheels and two driven wheels are rotationally installed on the pipe feeding base in parallel, the two driving wheels are meshed with each other, the power end of one driving wheel is connected with a pipe feeding motor, pipe feeding belts are installed between the driving wheels and the driven wheels, and the two pipe feeding belts are attached to each other. The discharging mechanism comprises a fixed plate, a guide rod is installed on the fixed plate, a movable plate is installed on the guide rod in a sliding mode, a second electric cylinder w