Foundation pile fastening device for building construction

The utility model relates to the technical field of fastening devices. The utility model relates to a foundation pile, in particular to a foundation pile fastening device for building construction. Anexisting foundation pile is inconvenient to fix after being buried in soil. Therefore, inconvenience is brought to people during construction. Proposed now is the following scheme, connecting plate,a circular hole is formed in the top of the connecting plate; a foundation pile body is arranged in the circular hole; first clamping grooves are formed in the two sides of the foundation pile body correspondingly. Fixing grooves are formed in the inner walls of the two sides of the round hole, a motor groove is formed in the inner wall of one side of each fixing groove, a servo motor is fixedly installed on the inner wall of one side of each motor groove, an output shaft of each servo motor extends to the outer side of the corresponding motor groove and is fixedly provided with a rotating rod, and each rotating rod is