Adjustable clamp tool

The utility model discloses an adjustable clamp tool which comprises a mounting plate, a supporting column, an adjusting seat fixing rod, a screw adjusting seat, a trundle adjusting rod, a trundle, a lead screw mounting column, an adjusting lead screw, a lead screw sliding seat, a fastening nut, a pressing plate mounting plate, a pressing plate adjusting lead screw, a pressing plate, a clamping plate spring, a clamping plate and a datum plate. The utility model has the beneficial effects that the height of the trundles can be adjusted, the overall stability is improved on the basis of mobility, meanwhile, the clamping plates and the pressing plates are arranged on four sides, and a workpiece is clamped by the clamping plate springs and the pressing plate adjusting lead screws together, so that the clamping degree of the workpiece is improved; and meanwhile, the datum plate is arranged, positioning is conducted when the workpiece is manually placed, and a datum can be conveniently found during machining. 本实用新型