Angle-adjustable precision mechanical part machining platform

The utility model discloses an angle-adjustable precision mechanical part machining platform which comprises a base table, an adjustable platform assembly and an angle driving assembly, the adjustable platform assembly is fixed to supporting plates on the two sides of the upper end of the base table, and a machining table is installed on the upper portions of the inner sides of the two supporting plates in a hinged mode. A shaft rod is arranged at the joint of the supporting plate and the machining table. The angle driving assembly comprises arc-shaped traction wheels which are fixed to the two sides of the bottom of the machining table and are coaxial with the shaft rod, worm gear tooth grooves are formed in the outer arc surfaces of the arc-shaped traction wheels in the length direction of the arc-shaped traction wheels, and worms meshed with the bottoms of the worm gear tooth grooves are arranged in the base table. The angle sensor can detect the inclination angle and the inclination direction of the machi