Patent ID: 8899649

Claim:
A clamping device for positioning a workpiece on a rack, the clamping device comprising: a mounting base; a driving mechanism mounted on the mounting base; and a pair of clamping mechanisms, each clamping mechanism comprising: a clipping member connected to the driving mechanism, the clipping member comprising a protrusion protruding from a part of the clipping member, the protrusion comprising a first inclined surface; an installing plate defining an opening, the protrusion being inserted into the opening; a positioning member inserted into the installing plate and fixed with the clipping member, a spring resisting against the installing plate and sleeved on the positioning member, for providing an elastic resetting force to the installing plate; a resisting plate movably mounted on the installing plate for clamping the workpiece, the resisting plate comprising an abutting portion protruding from a part of the resisting plate corresponding to the opening, the abutting portion comprising a second inclined surface abutting the first inclined surface; and an elastic member sandwiched between the installing plate and the resisting plate for providing a resetting force to the resisting plate, wherein the clipping members of the pair of clamping mechanisms are movably and separately positioned on the mounting base, and the driving mechanism drives the clipping members to move close to or away from each other to clamp or release the workpiece.