Metallographic sample cutting machine clamping device

The utility model relates to a metallographic sample cutting machine clamping device, including backing plate, base, the fixed centre gripping end in a left side, the fixed centre gripping end in the right side, left side activity exposed core, the right side activity exposed core, locking device and jacking device. Wherein, a left side fixed centre gripping end, the fixed centre gripping end in the right side, left side activity exposed core and right side activity exposed core all have neatly arranged's an elastic unit body, and reciprocating type linear movement can independently be carried out down in the effect of contact spring separately to every cell cube, hold conventional cutting machine clamping device's face centre gripping or fastener and change some centre grippings into, and the realization multipoint attachment can carry out big limit match with irregular specimen surface. The utility model discloses possess conventional cutting machine clamping device's function, can solve out -of -shape samp