Strength testing device for luggage case pull rod

The utility model relates to the field of strength testing devices, and discloses a strength testing device for a draw bar of a luggage case, which comprises a bottom plate, the upper surface of the bottom plate is fixedly connected with a workbench, one side of the bottom plate is fixedly connected with a support rod, one side of the support rod is provided with a sliding mechanism I, one side of the sliding mechanism I is fixedly connected with a hydraulic rod, and the hydraulic rod is fixedly connected with a hydraulic cylinder. The output end of the hydraulic rod is fixedly connected with a fixing frame. When the device is used, firstly, a luggage case is placed on the workbench, the second sliding mechanism is started to drive the fixing plate to fix and clamp the luggage case, then the first sliding mechanism is started to drive the hydraulic rod to move up and down, the hydraulic rod drives the fixing frame to move up and down, and then the pull rod is driven to move up and down; the tolerance of the p