Detachable small sample tensile testing machine fixture

The utility model relates to a detachable small sample tensile testing machine fixture. The fixture comprises a fixture main body, a cushion block, a connecting pin and a connecting piece, wherein two sets of the fixture and a processed test piece are sequentially assembled together; two fixture main bodies are respectively connected with two ends of a tensile testing machine, so that the processed test piece is tensioned. The detachable small sample tensile testing machine fixture provided by the utility model has the characteristics of simplicity and convenience for assembly, high coaxiality, difficulty in damage, high test accuracy degree, good reproducibility and the like.