Four-axis eccentric clamp tool

The invention relates to the technical field of clamp tools, in particular to a four-axis eccentric clamp tool which comprises a four-axis rotary table, a tailstock is arranged on one side of the four-axis rotary table, rotary tables are fixedly connected to the output end of the four-axis rotary table and the output end of the tailstock, and fixed threaded grooves penetrating through the rotary tables from left to right are formed in the rotary tables. The device is provided with a rotating disc, a fixing thread groove, a fixing bolt, a connecting plate, a fixing hole, a middle plate, a positioning assembly, a clamping groove, a positioning thread groove, a first through hole, a clamping block, a second through hole, a positioning bolt, a positioning U-shaped block, a longitudinal positioning block, an eccentric positioner, a pressing assembly, a hydraulic oil cylinder, a clamping block, a first round hole, a pressing plate, a clamping groove, a second round hole, a fastening bolt, a fastening nut and a sphe