Automatic torsion testing machine

The invention discloses an automatic torsion testing machine. The automatic torsion testing machine comprises a first table support, a second table support, a third table support, a fourth table support and stand bars, wherein the framework of the whole torsion testing machine is formed by the first table support, the second table support, the third table support and the fourth table support, the stand bars are installed on the bottom corners of the framework, a working table is arranged above the third table support and the fourth table support, a second part detecting sensor is installed above the third table support and on the working table, and a first part detecting sensor is installed above the fourth table support and on the working table. The automatic torsion testing machine has the advantages that working efficiency is improved, labor intensity of workers is relieved, and the integral advanced level of an enterprise can be improved.