Crankshaft rough machining initial dynamic balance rapid adjusting clamp

The utility model relates to a crankshaft rough machining initial dynamic balance fast adjusting clamp, which comprises a left side clamping part and a right side clamping part, the left side clamping part and the right side clamping part have the same or similar structure and are symmetrically distributed to clamp a crankshaft, the left side clamping part comprises a clamping seat, a first clamping block, a second clamping block and a fast changing adjusting gasket, and the right side clamping part comprises a second clamping block and a fast changing adjusting gasket. The first clamping block and the second clamping block are symmetrically distributed in the clamping base and are in indirect contact with the clamping base through the quick-change adjusting gaskets respectively. According to the rapid adjusting clamp for crankshaft rough machining initial dynamic balance, the effect of rapidly and finely adjusting the position of a crankshaft can be achieved by inserting different numbers of rapid-changing a