Multifunctional tension testing machine

The utility model discloses a multifunctional tension testing machine which comprises an installation box used for supporting, a motor fixedly installed at the left end of the installation box, a connecting box, a first hinge rod and a supporting plate, the connecting box is installed above the installation box, and the outer end of the connecting box is fixedly connected with a hydraulic rod; the tail end of a piston rod of the hydraulic rod is fixedly connected with the connecting block, the first hinge rods are installed at the front end and the rear end of the connecting block, the outer ends of the first hinge rods are connected with gears, the right ends of the gears are connected with racks, limiting blocks are fixedly installed at the upper ends of the racks, and the supporting plate is fixedly connected to the right ends of the racks. According to the multifunctional tension tester, an aluminum wire to be tested can be stably clamped, the rubber bottom plays a buffering role to prevent the surface of