Force measuring device for spring compression

The utility model discloses a spring compression force measuring device which comprises a screw rod assembly and a force measuring assembly, the screw rod assembly comprises a first fixing plate and a second fixing plate which are oppositely arranged, a screw rod arranged between the first fixing plate and the second fixing plate, and a sliding plate connected with the screw rod in a matched mode, and one side of the sliding plate is provided with a supporting seat. The extension direction of the supporting seat is parallel to the extension direction of the screw rod, the supporting seat is provided with an accommodating space for accommodating a to-be-tested spring, one end of the accommodating space is provided with an opening, and one end of the screw rod is provided with a handle; the force measuring assembly comprises a spring dynamometer and a spring force measuring displayer connected with the spring dynamometer, the spring dynamometer is connected with one of the first fixing plate and the second fixi